🍽️ Bella Vista Restaurant - AI Chatbot

A comprehensive AI-powered restaurant chatbot with voice capabilities, intelligent booking system, and a stunning Streamlit interface.

✨ Features

• 🤖 AI Chatbot: Powered by Google Gemini AI for intelligent conversations
• 🎤 Voice Input/Output: Speak your questions and hear responses
• 📅 Smart Booking System: Real-time reservation management with availability checking
• 🍽️ Complete Menu: Browse our full menu with dietary information
• 💎 Premium UI: Beautiful glassmorphic design with smooth animations
• 📊 Real-time Analytics: View booking statistics and popular items

🚀 Quick Start

Prerequisites

• Python 3.8 or higher
• Microphone (for voice features)
• Google Gemini API key

Installation

1. Clone or download this project

2. Install dependencies:

pip install -r requirements.txt

3. Set up your API key:

   • The .env file is already configured with your Gemini API key
   • If you need to change it, edit the .env file

4. Run the application:

streamlit run app.py

5. Open your browser:
   • The app will automatically open at http://localhost:8501

📖 Usage Guide

Chat Assistant

1. Navigate to "💬 Chat Assistant"
2. Type your questions or enable voice input
3. Ask about menu items, hours, dietary options, or recommendations
4. Get instant AI-powered responses

Make Reservations

1. Go to "📅 Make Reservation"
2. Fill in your details (name, email, phone)
3. Select date, time, and party size
4. Add any special requests
5. Confirm your booking

Voice Features

1. Enable "Voice Input" in the sidebar
2. Click "🎤 Listen" to speak your question
3. The AI will respond with both text and voice

Browse Menu

1. Visit "🍽️ View Menu"
2. Select a category (Appetizers, Main Courses, Pasta, Desserts, Beverages)
3. View detailed descriptions, prices, and dietary information
4. Look for ⭐ (popular) and 👨‍🍳 (chef's special) indicators

🎨 Features Breakdown

AI Chatbot

• Natural language understanding
• Context-aware conversations
• Menu recommendations
• Dietary restriction assistance
• Restaurant information

Booking System

• SQLite database for reservations
• Real-time availability checking
• Capacity management (100 guests)
• Email and phone validation
• Special requests handling

Voice Capabilities

• Speech-to-text using Google Speech Recognition
• Text-to-speech using gTTS
• Automatic audio playback
• Error handling for unclear speech

Premium UI

• Glassmorphic design
• Gradient backgrounds
• Smooth animations
• Responsive layout
• Custom color palette
• Google Fonts (Playfair Display, Inter)

📁 Project Structure

restaurant-chatbot/
├── app.py                  # Main Streamlit application
├── chatbot_engine.py       # AI chatbot logic
├── booking_system.py       # Reservation management
├── voice_handler.py        # Speech recognition & TTS
├── restaurant_data.py      # Menu and restaurant info
├── config.py              # Configuration settings
├── requirements.txt       # Python dependencies
├── .env                   # Environment variables
└── README.md             # This file

🔧 Configuration

Restaurant Settings

Edit config.py to customize:

• Restaurant name and information
• Operating hours
• Booking time slots
• Maximum party size
• Restaurant capacity

Menu Items

Edit restaurant_data.py to:

• Add/remove menu items
• Update prices
• Modify descriptions
• Set dietary information
• Mark popular items

🛠️ Troubleshooting

Voice Input Not Working

• Ensure your microphone is connected
• Grant microphone permissions to your browser
• Check microphone settings in your OS

API Errors

• Verify your Gemini API key is correct in .env
• Check your internet connection
• Ensure you haven't exceeded API rate limits

Database Issues

• Delete restaurant_bookings.db to reset the database
• The database will be recreated automatically

🌟 Advanced Features

Custom Styling

The app uses custom CSS for premium aesthetics:

• Glassmorphism effects
• Gradient backgrounds
• Smooth transitions
• Hover animations

Database Management

• SQLite database for persistent storage
• Automatic table creation
• Booking history tracking
• Status management (confirmed/cancelled)

📝 Notes

• Voice features require an active internet connection
• The chatbot uses Google Gemini Pro model
• All bookings are stored locally in SQLite
• The app supports up to 100 concurrent guests

🎯 Future Enhancements

Potential improvements:

• Email confirmation for bookings
• SMS notifications
• Payment integration
• Multi-language support
• Customer reviews system
• Loyalty program

📞 Support

For issues or questions:

• Check the troubleshooting section
• Review the code comments
• Test with simple queries first

🙏 Credits

Built with:

• Streamlit
• Google Gemini AI
• SpeechRecognition
• gTTS
• SQLite

---

Enjoy your premium restaurant chatbot experience! 🍽️✨