diff --git a/.gitignore b/.gitignore
index a7f7885a..9dbe163e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -22,4 +22,13 @@ docs/_build/
 htmlcov/
 .coverage
 .coverage.*
-*,cover
\ No newline at end of file
+*,cover
+
+#pycache
+__pycache__/
+
+#credentials
+credentials.py
+
+#chat-history
+chat_history
\ No newline at end of file
diff --git a/application.py b/application.py
index 98546fbb..32b42af9 100644
--- a/application.py
+++ b/application.py
@@ -1,5 +1,5 @@
 from datetime import datetime, timedelta
-
+import credentials as c
 import bcrypt
 import smtplib
 import re
@@ -13,6 +13,46 @@
 from tabulate import tabulate
 from forms import HistoryForm, RegistrationForm, LoginForm, CalorieForm, UserProfileForm, EnrollForm, WorkoutForm
 from service import history as history_service
+import openai
+import os
+from utilities import get_response
+import time
+
+# Set the OpenAI API key
+openai.api_key = c.openAI_api_key
+
+# Define the name of the bot
+name = 'BOT'
+
+# Define the role of the bot
+role = 'fitness-advisor, dietician and nutritionist'
+
+# Define the impersonated role with instructions
+impersonated_role = f"""
+    From now on, you are going to act as {name}. Your role is {role}.
+    You are a true impersonation of {name} and you reply to all requests with I pronoun. You never give unknown information.
+    Forward them to the website for more information.
+    YOU ARE NOT AN AI MODEL!
+"""
+
+# Initialize variables for chat history
+explicit_input = ""
+chatgpt_output = 'Chat log: /n'
+cwd = os.getcwd() + '/chat_history/'
+i = 1
+
+# Find an available chat history file
+while os.path.exists(os.path.join(cwd, f'chat_history{i}.txt')):
+    i += 1
+
+history_file = os.path.join(cwd, f'chat_history{i}.txt')
+
+# Create a new chat history file
+with open(history_file, 'w') as f:
+    f.write('\n')
+
+# Initialize chat history
+chat_history = ''
 
 app = Flask(__name__)
 app.secret_key = 'secret'
@@ -399,6 +439,55 @@ def friends():
                            myFriendsList=myFriendsList)
 
 
+@app.route('/bmi_calc', methods=['GET', 'POST'])
+def bmi_calci():
+    bmi = ''
+    bmi_category = ''
+
+    if request.method == 'POST' and 'weight' in request.form:
+        weight = float(request.form.get('weight'))
+        height = float(request.form.get('height'))
+        bmi = calc_bmi(weight, height)
+        bmi_category = get_bmi_category(bmi)
+
+    return render_template("bmi_cal.html", bmi=bmi, bmi_category=bmi_category)
+
+
+@app.route('/chatbot', methods=['GET', 'POST'])
+def chatbot():
+    return render_template("chatbot.html")
+
+
+@app.route("/get", methods=['GET', 'POST'])
+# Function for the bot response
+def get_bot_response():
+    userText = request.args.get('msg')
+    return str(
+        get_response(chat_history, name, chatgpt_output, userText,
+                     history_file, impersonated_role, explicit_input))
+
+
+@app.route('/refresh', methods=['GET', 'POST'])
+def refresh():
+    time.sleep(600)  # Wait for 10 minutes
+    return redirect('/refresh')
+
+
+def calc_bmi(weight, height):
+    return round((weight / ((height / 100)**2)), 2)
+
+
+def get_bmi_category(bmi):
+    if bmi < 18.5:
+        return 'Underweight'
+    elif bmi < 24.9:
+        return 'Normal Weight'
+    elif bmi < 29.9:
+        return 'Overweight'
+    else:
+        return 'Obese'
+
+
 @app.route("/send_email", methods=['GET', 'POST'])
 def send_email():
     # ############################
@@ -410,18 +499,19 @@ def send_email():
     email = session.get('email')
     data = list(
         mongo.db.calories.find({'email': email},
-                               {'date', 'email', 'calories', 'burnout'}))
-    table = [['Date', 'Email ID', 'Calories', 'Burnout']]
+                               {'date', 'email', 'calories'}))
+    print(data)
+    table = [['Date', 'Email ID', 'Calories']]
     for a in data:
-        tmp = [a['date'], a['email'], a['calories'], a['burnout']]
+        tmp = [a['date'], a['email'], a['calories']]
         table.append(tmp)
 
     friend_email = str(request.form.get('share')).strip()
     friend_email = str(friend_email).split(',')
     server = smtplib.SMTP_SSL("smtp.gmail.com", 465)
     #Storing sender's email address and password
-    sender_email = "calorie.app.server@gmail.com"
-    sender_password = "Temp@1234"
+    sender_email = "calorieapp508@gmail.com"
+    sender_password = c.email_password
 
     #Logging in with sender details
     server.login(sender_email, sender_password)
diff --git a/static/img/pexels-rfstudio-3820441.jpg b/static/img/pexels-rfstudio-3820441.jpg
new file mode 100644
index 00000000..9ee42932
Binary files /dev/null and b/static/img/pexels-rfstudio-3820441.jpg differ
diff --git a/static/main.css b/static/main.css
index 734fcb70..13006786 100644
--- a/static/main.css
+++ b/static/main.css
@@ -43,9 +43,33 @@
       padding: 10px 20px;
       border: 1px solid #dddddd;
       border-radius: 3px;
-      margin-bottom: 20px;
+      width: 50%;
+      margin: auto;
+      position: relative;
+      top: 250px;
+      border-radius: 1%;
+      bottom: 250px;
+      box-shadow: 10px 10px 5px lightblue;
+    }
+
+
+    .sign-in-div {
+      position: relative;
+      top: 653px;
+      display: flex;
+      width: 50%;
+      margin: auto;
+    }
+    .login-img-div {
+      z-index: -999;
+      display: block;
+      position: absolute;
+      top: 25px;
+    }
+    .login-img {
+      width: 653px;
+      padding: unset;
     }
-  
     
     .account-img {
       height: 125px;
diff --git a/templates/bmi_cal.html b/templates/bmi_cal.html
new file mode 100644
index 00000000..48261bbe
--- /dev/null
+++ b/templates/bmi_cal.html
@@ -0,0 +1,80 @@
+{% extends "layout.html" %}
+
+{% block content %}
+  <div class="container">
+    <h1>Your Health, Your BMI</h1>
+    <div class="main-content">
+      <p>
+        Welcome to our BMI Calculator! Body Mass Index (BMI) is a helpful measure
+        to understand how your weight relates to your height. It's a simple tool
+        that can give you insights into your health.
+      
+        To discover your BMI, input your weight (in kilograms) and height (in
+        centimeters) below:
+      </p>
+
+      <div class="content-section">
+        <form class="pure-form" method="POST" action="/bmi_calc" id="bmi-form">
+          <label for="weightInput">Weight in kilograms:</label><br />
+          <input type="text" name="weight" id="weightInput" placeholder="Enter your weight" required /><br />
+
+          <label for="heightInput">Height in centimeters:</label><br />
+          <input type="text" name="height" id="heightInput" placeholder="Enter your height" required /><br />
+          <br>
+          <button type="button" class="pure-button pure-button-primary" onclick="calculateBMI()">
+            Calculate BMI
+          </button>
+        </form>
+      </div>
+
+      <div id="resultSection" style="display: none;">
+        <p style="text-align: center" class="display-4">
+          Your BMI is <span id="bmiResult"></span>.
+        </p>
+        <p style="text-align: center" class="display-6">You fall into the category of <span id="bmiCategory"></span></p>
+      </div>
+    </div>
+  </div>
+
+  <script>
+    function calculateBMI() {
+      var weight = document.getElementById("weightInput").value;
+      var height = document.getElementById("heightInput").value;
+
+      // Validate inputs
+      if (!isNumeric(weight) || !isNumeric(height)) {
+        alert("Please enter valid numeric values for weight and height.");
+        return;
+      }
+
+      // Perform BMI calculation here and set the results
+      var bmi = calculateBMIValue(weight, height);
+      var bmiCategory = determineBMICategory(bmi);
+
+      // Display the result section
+      document.getElementById("bmiResult").innerText = bmi;
+      document.getElementById("bmiCategory").innerText = bmiCategory;
+      document.getElementById("resultSection").style.display = "block";
+    }
+
+    function isNumeric(value) {
+      return !isNaN(parseFloat(value)) && isFinite(value);
+    }
+
+    function calculateBMIValue(weight, height) {
+      return (weight / (height / 100) ** 2).toFixed(2);
+    }
+
+    function determineBMICategory(bmi) {
+      if (bmi < 18.5) {
+        return "Underweight";
+      } else if (bmi < 24.9) {
+        return "Normal Weight";
+      } else if (bmi < 29.9) {
+        return "Overweight";
+      } else {
+        return "Obese";
+      }
+    }
+  </script>
+{% endblock content %}
diff --git a/templates/chatbot.html b/templates/chatbot.html
new file mode 100644
index 00000000..2e3be759
--- /dev/null
+++ b/templates/chatbot.html
@@ -0,0 +1,463 @@
+
+
+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
+    <style>
+#textInput {
+    border: 2px solid black;
+    border-bottom: 3px solid aqua;
+}
+
+.userText {
+    color: white;
+    font-family: monospace;
+    font-size: 17px;
+    text-align: right;
+    line-height: 30px;
+}
+.userText span {
+    background-color: #009688;
+    padding: 10px;
+    border-radius: 10px;
+}
+.botText {
+    color: white;
+    font-family: monospace;
+    font-size: 17px;
+    text-align: left;
+    line-height: 30px;
+}
+.botText span {
+    background-color: #ae312f;
+    padding: 5px;
+    border-radius: 10px;
+}
+
+* {
+  box-sizing: border-box;
+}
+
+body {
+  background-color: #edeff2;
+  font-family: "Calibri", "Roboto", sans-serif;
+}
+.chat_window {
+  position: absolute;
+  width: calc(100% - 20px);
+  max-width: 800px;
+  height: 500px;
+  border-radius: 10px;
+  background-color: #fff;
+  left: 50%;
+  top: 50%;
+  transform: translateX(-50%) translateY(-50%);
+  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
+  background-color: #fff;
+  overflow: hidden;
+}
+
+
+
+.top_menu {
+  background-color: #fff;
+  width: 100%;
+  padding: 20px 0 15px;
+  box-shadow: 0 1px 30px rgba(0, 0, 0, 0.1);
+}
+.top_menu .buttons {
+  margin: 3px 0 0 20px;
+  position: absolute;
+}
+.top_menu .buttons .button {
+  width: 16px;
+  height: 16px;
+  border-radius: 50%;
+  display: inline-block;
+  margin-right: 10px;
+  position: relative;
+}
+.top_menu .buttons .button.close {
+  background-color: #f5886e;
+}
+.top_menu .buttons .button.minimize {
+  background-color: #fdbf68;
+}
+.top_menu .buttons .button.maximize {
+  background-color: #a3d063;
+}
+.top_menu .title {
+  text-align: center;
+  color: #bcbdc0;
+  font-size: 20px;
+}
+
+.messages {
+  position: relative;
+  list-style: none;
+  padding: 20px 10px 0 10px;
+  margin: 0;
+  height: 347px;
+  overflow: scroll;
+}
+.messages .message {
+  clear: both;
+  overflow: hidden;
+  margin-bottom: 20px;
+  transition: all 0.5s linear;
+  opacity: 0;
+}
+.messages .message.left .avatar {
+  background-color: #f5886e;
+  float: left;
+}
+.messages .message.left .text_wrapper {
+  background-color: #ffe6cb;
+  margin-left: 20px;
+}
+.messages .message.left .text_wrapper::after, .messages .message.left .text_wrapper::before {
+  right: 100%;
+  border-right-color: #ffe6cb;
+}
+.messages .message.left .text {
+  color: #c48843;
+}
+.messages .message.left .avatar {
+  float: left;
+  width: 50px;
+  height: 50px;
+  background-image: url("https://pas-wordpress-media.s3.amazonaws.com/wp-content/uploads/2013/08/Customer-service-woman-on-headset-gives-OK-1024x770.jpg");
+  background-size: cover;
+  border-radius: 50%;
+  margin-right: 10px;
+}
+
+.messages .message.right .text_wrapper {
+  background-color: #c7eafc;
+  margin-right: 20px;
+  float: right;
+}
+.messages .message.right .text_wrapper::after, .messages .message.right .text_wrapper::before {
+  left: 100%;
+  border-left-color: #c7eafc;
+}
+.messages .message.right .text {
+  color: #45829b;
+}
+.messages .message.appeared {
+  opacity: 1;
+}
+.messages .message .avatar {
+  width: 60px;
+  height: 60px;
+  border-radius: 50%;
+  display: inline-block;
+}
+.messages .message .text_wrapper {
+  display: inline-block;
+  padding: 20px;
+  border-radius: 6px;
+  width: calc(100% - 85px);
+  min-width: 100px;
+  position: relative;
+}
+.messages .message .text_wrapper::after, .messages .message .text_wrapper:before {
+  top: 18px;
+  border: solid transparent;
+  content: " ";
+  height: 0;
+  width: 0;
+  position: absolute;
+  pointer-events: none;
+}
+.messages .message .text_wrapper::after {
+  border-width: 13px;
+  margin-top: 0px;
+}
+.messages .message .text_wrapper::before {
+  border-width: 15px;
+  margin-top: -2px;
+}
+.messages .message .text_wrapper .text {
+  font-size: 18px;
+  font-weight: 300;
+}
+
+.bottom_wrapper {
+  position: relative;
+  width: 100%;
+  background-color: #fff;
+  padding: 20px 20px;
+  position: absolute;
+  bottom: 0;
+}
+.bottom_wrapper .message_input_wrapper {
+  display: inline-block;
+  height: 50px;
+  border-radius: 25px;
+  border: 1px solid #bcbdc0;
+  width: calc(100% - 160px);
+  position: relative;
+  padding: 0 20px;
+}
+.bottom_wrapper .message_input_wrapper .message_input {
+  border: none;
+  height: 100%;
+  box-sizing: border-box;
+  width: calc(100% - 40px);
+  position: absolute;
+  outline-width: 0;
+  color: gray;
+}
+.bottom_wrapper .send_message {
+  width: 140px;
+  height: 50px;
+  display: inline-block;
+  border-radius: 50px;
+  background-color: #a3d063;
+  border: 2px solid #a3d063;
+  color: #fff;
+  cursor: pointer;
+  transition: all 0.2s linear;
+  text-align: center;
+  float: right;
+}
+.bottom_wrapper .send_message:hover {
+  color: #a3d063;
+  background-color: #fff;
+}
+.bottom_wrapper .send_message .text {
+  font-size: 18px;
+  font-weight: 300;
+  display: inline-block;
+  line-height: 48px;
+}
+
+.message_template {
+  display: none;
+}
+
+.footer #button{
+	width:55px;
+	height:55px;
+	border: #4e919c 12px solid;
+	border-radius:35px;
+	margin:0 auto;
+	position:relative;
+	-webkit-transition: all 1s ease;
+    -moz-transition: all 1s ease;
+    -o-transition: all 1s ease;
+    -ms-transition: all 1s ease;
+    transition: all 1s ease;
+}
+.footer #button:hover{
+	width:55px;
+	height:55px;
+	border: #3A3A3A 12px solid;
+	-webkit-transition: all 1s ease;
+    -moz-transition: all 1s ease;
+    -o-transition: all 1s ease;
+    -ms-transition: all 1s ease;
+    transition: all 1s ease;
+	position:relative;
+}
+.footer {
+	bottom:0;
+	left:0;
+	position:fixed;
+    width: 100%;
+    height: 2em;
+    overflow:hidden;
+    margin:0 auto;
+	-webkit-transition: all 1s ease;
+    -moz-transition: all 1s ease;
+    -o-transition: all 1s ease;
+    -ms-transition: all 1s ease;
+    transition: all 1s ease;
+	z-index:999;
+}
+.footer:hover {
+	-webkit-transition: all 1s ease;
+    -moz-transition: all 1s ease;
+    -o-transition: all 1s ease;
+    -ms-transition: all 1s ease;
+    transition: all 1s ease;
+	height: 10em;
+}
+.footer #container{
+	margin-top:5px;
+	width:100%;
+height:100%;
+  position:relative;
+  top:0;
+  left:0;
+	background: #4e919c;
+}
+.footer #cont{
+  position:relative;
+  top:-45px;
+  right:190px;
+	width:150px;
+	height:auto;
+	margin:0 auto;
+}
+.footer_center{
+	width:500px;
+	float:left;
+  text-align:center;
+}
+.footer h3{
+	font-family: 'Arial';
+	font-size: 20px;
+	font-weight: 100;
+	margin-top:70px;
+	margin-left:10px;
+}
+ </style>
+
+
+    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
+</head>
+
+
+
+
+<body>
+<div class="container" style="border: 1px solid black; border-radius: 10px; padding: 10px; background-color: #4e919c; margin: auto;">
+    <p style="font-family: Arial; color: white;font-size: 12px">
+	  <small> Supported languages: Albanian, Arabic, Armenian, Awadhi, Azerbaijani, Bashkir, Basque,Belarusian, Bengali, Bhojpuri, Bosnian, Brazilian Portuguese, Bulgarian, Cantonese (Yue), Catalan, Chhattisgarhi, Chinese, Croatian, Czech, Danish, Dogri, Dutch, English, Estonian, Faroese, Finnish, French, Galician, Georgian, German, Greek, Gujarati, Haryanvi, Hindi, Hungarian, Indonesian, Irish, Italian, Japanese, Javanese, Kannada, Kashmiri, Kazakh, Konkani, Korean, Kyrgyz, Latvian, Lithuanian, Macedonian, Maithili, Malay, Maltese, Mandarin, Mandarin Chinese, Marathi, Marwari, Min Nan, Moldovan, Mongolian, Montenegrin, Nepali, Norwegian, Oriya, Pashto, Persian (Farsi), Polish, Portuguese, Punjabi, Rajasthani, Romanian, Russian, Sanskrit, Santali, Serbian, Sindhi, Sinhala, Slovak, Slovene, Slovenian, Spanish, Swahili, Swedish, Tajik, Tamil, Tatar, Telugu, Thai, Turkish, Turkmen, Ukrainian, Urdu, Uzbek, Vietnamese, Welsh, Wu
+    </small></p>
+</div>
+<div class="chat_window">
+
+    <div class="top_menu">
+        <div class="title">Customer Service:</div>
+    </div>
+    <ul class="messages"></ul>
+    <div class="bottom_wrapper clearfix">
+        <div class="message_input_wrapper">
+            <input class="message_input" placeholder="Type your message here..." />
+        </div>
+        <div class="send_message">
+            <div class="icon"></div>
+            <div class="text">Send</div>
+        </div>
+        <!--
+        <button id="refreshBtn" class="btn btn-primary form-control" onclick="location.reload()">Refresh</button>
+        -->
+    </div>
+    <div class="message_template">
+    <li class="message">
+        <div class="avatar"></div>
+        <div class="text_wrapper">
+            <div class="text"></div>
+        </div>
+    </li>
+</div>
+
+</div>
+<div class="footer">
+  <div id="button"></div>
+<div id="container">
+<div id="cont">
+<div class="footer_center">
+	   <h3>It is an AI model. &#169; <a href="https://www.batuhantoker.com/">Batuhan Toker</a>   </h3>
+</div>
+</div>
+</div>
+</div>
+</div>
+
+
+
+
+
+<script>
+    (function () {
+    var Message;
+    Message = function (arg) {
+        this.text = arg.text, this.message_side = arg.message_side;
+        this.draw = function (_this) {
+            return function () {
+                var $message;
+                $message = $($('.message_template').clone().html());
+                $message.addClass(_this.message_side).find('.text').html(_this.text);
+                $('.messages').append($message);
+                return setTimeout(function () {
+                    return $message.addClass('appeared');
+                }, 0);
+            };
+        }(this);
+        return this;
+    };
+    $(function () {
+        var getMessageText, message_side, sendMessage;
+        message_side = 'right';
+        getMessageText = function () {
+            var $message_input;
+            $message_input = $('.message_input');
+            return $message_input.val();
+        };
+
+
+        sendMessage = function (text) {
+    var $messages, message;
+    if (text.trim() === '') {
+        return;
+    }
+    $('.message_input').val('');
+    $messages = $('.messages');
+
+    // Set message_side based on whether the message is from the user or chatbot
+    var message_side = 'right';
+
+    message = new Message({
+        text: text,
+        message_side: message_side
+    });
+
+// Draw user message
+    message.draw();
+
+// Call getResponse() to get the chatbot's response
+$.get("/get", { msg: text }).done(function(data) {
+    var botMessage = new Message({
+        text: data,
+        message_side: 'left'
+    });
+
+
+    // Draw bot message
+    botMessage.draw();
+    $messages.animate({ scrollTop: $messages.prop('scrollHeight') }, 300);
+});
+
+return $messages.animate({ scrollTop: $messages.prop('scrollHeight') }, 300);
+};
+
+        $('.send_message').click(function (e) {
+            return sendMessage(getMessageText());
+        });
+        $('.message_input').keyup(function (e) {
+            if (e.which === 13) {
+                return sendMessage(getMessageText());
+            }
+        });
+            // Add "Writing..." message
+    writingMessage = new Message({
+        text: 'FitnessBot here, how can I help you today?. Fluent in 95 languages, I am always ready to assist you quickly and efficiently. Just type!',
+        message_side: 'left'
+    });
+    writingMessage.draw();
+
+    });
+}.call(this));
+
+</script>
+
+
+</body>
+</html>
diff --git a/templates/layout.html b/templates/layout.html
index 8f66a358..e40ee231 100644
--- a/templates/layout.html
+++ b/templates/layout.html
@@ -39,6 +39,9 @@
               <a class="nav-item nav-link" href="{{ url_for('calories') }}">Enter Calories</a>
               <a class="nav-item nav-link" href="/history">Your plan</a>
               <a class="nav-item nav-link" href="/workout">Burnout</a>
+              <a class="nav-item nav-link" href="/chatbot">FitnessBot</a>
+              <a class="nav-item nav-link" href="{{url_for('bmi_calci')}}">BMI Calculator</a>
+              <!-- <a class="nav-item nav-link" href="{{url_for('chatbot')}}">FitnessBot</a> -->
               <a class="nav-item nav-link" href="{{url_for('friends')}}">Friends</a>
               <a class="nav-item nav-link btn btn-link" href="{{ url_for('user_profile') }}">Profile</button>
             </div>
@@ -134,12 +137,12 @@ <h5 class="text-white mb-3">Newsletter</h5>
     <!-- Optional JavaScript -->
     <!-- jQuery first, then Popper.js, then Bootstrap JS -->
     <script src="https://www.gstatic.com/dialogflow-console/fast/messenger/bootstrap.js?v=1"></script>
-    <df-messenger
+    <!-- <df-messenger
     intent="WELCOME"
     chat-title="BurnBot"
     agent-id="49437a24-4e37-4774-a720-95be1ffa0142"
     language-code="en"
-    ></df-messenger>
+    ></df-messenger> -->
     <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
     <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>
     <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
diff --git a/templates/login.html b/templates/login.html
index 0f3fc7f5..cf0a8d48 100644
--- a/templates/login.html
+++ b/templates/login.html
@@ -40,7 +40,10 @@
             </small>
         </form>
     </div>
-    <div class="border-top pt-3">
+    <!-- <div class="login-img-div">
+        <img src="../static/img/pexels-rfstudio-3820441.jpg" class="login-img">
+    </div>  -->   
+    <div class="sign-in-div border-top pt-3">
         <small class="text-muted">
             Need An Account? <a class="ml-2" href="{{ url_for('register') }}">Sign Up Now</a>
         </small>
diff --git a/utilities.py b/utilities.py
index 06c11e59..138c5747 100644
--- a/utilities.py
+++ b/utilities.py
@@ -29,3 +29,61 @@ def get_random_string(self, length):
         result_str = ''.join(random.choice(letters) for i in range(length))
         print("Random string of length", length, "is:", result_str)
         return result_str
+
+
+import openai
+import time
+
+
+# Function to complete chat input using OpenAI's GPT-3.5 Turbo
+def chatcompletion(user_input, impersonated_role, explicit_input,
+                   chat_history):
+    output = openai.ChatCompletion.create(
+        model="gpt-3.5-turbo-0301",
+        temperature=1,
+        presence_penalty=0,
+        frequency_penalty=0,
+        max_tokens=2000,
+        messages=[
+            {
+                "role":
+                "system",
+                "content":
+                f"{impersonated_role}. Conversation history: {chat_history}"
+            },
+            {
+                "role": "user",
+                "content": f"{user_input}. {explicit_input}"
+            },
+        ])
+
+    for item in output['choices']:
+        chatgpt_output = item['message']['content']
+
+    return chatgpt_output
+
+
+# Function to handle user chat input
+def chat(chat_history, name, chatgpt_output, user_input, history_file,
+         impersonated_role, explicit_input):
+    current_day = time.strftime("%d/%m", time.localtime())
+    current_time = time.strftime("%H:%M:%S", time.localtime())
+    chat_history += f'\nUser: {user_input}\n'
+    chatgpt_raw_output = chatcompletion(user_input, impersonated_role,
+                                        explicit_input,
+                                        chat_history).replace(f'{name}:', '')
+    chatgpt_output = f'{name}: {chatgpt_raw_output}'
+    chat_history += chatgpt_output + '\n'
+    with open(history_file, 'a') as f:
+        f.write('\n' + current_day + ' ' + current_time + ' User: ' +
+                user_input + ' \n' + current_day + ' ' + current_time + ' ' +
+                chatgpt_output + '\n')
+        f.close()
+    return chatgpt_raw_output
+
+
+# Function to get a response from the chatbot
+def get_response(chat_history, name, chatgpt_output, userText, history_file,
+                 impersonated_role, explicit_input):
+    return chat(chat_history, name, chatgpt_output, userText, history_file,
+                impersonated_role, explicit_input)