Functional requirements of Online Travel Planning System with non-functional

Functional Requirements

1. User Management
   • Registration and Login: Users should be able to create accounts, log in, and manage their profiles.
   • Profile Management: Users can update personal information, preferences, and travel history.
2. Search and Booking
   • Search Functionality: Allow users to search for flights, hotels, car rentals, and activities based on various criteria (e.g., location, dates, price range).
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   • Booking: Facilitate booking for flights, accommodations, car rentals, and activities. Allow users to review and confirm their bookings.
   • Multi-City and Package Deals: Support booking for multi-city itineraries and package deals that include flights, hotels, and activities.
3. Itinerary Management
   • Trip Creation: Enable users to create and manage travel itineraries by adding and organizing travel components (flights, hotels, activities).
   • Itinerary Sharing: Allow users to share their travel itineraries with others via email or social media.
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4. Payment Processing
   • Secure Payments: Integrate with payment gateways to handle secure transactions for bookings.
   • Payment Options: Support various payment methods, such as credit/debit cards, digital wallets, and bank transfers.
   • Invoicing: Provide users with invoices and receipts for their transactions.
5. Booking Confirmation and Notifications
   • Confirmation: Send booking confirmations via email or SMS, including details and reference numbers.
   • Reminders: Notify users of upcoming travel dates, payment deadlines, and other important updates.
6. Reviews and Ratings
   • User Reviews: Allow users to rate and review airlines, hotels, car rentals, and activities.
   • Review Display: Display average ratings and user reviews for each travel component.
7. Customer Support
   • Helpdesk: Provide access to customer support through various channels (e.g., chat, email, phone) for assistance with bookings and travel issues.
   • FAQ: Offer a comprehensive FAQ section to address common questions and concerns.
8. Travel Documentation
   • Document Storage: Allow users to store and access important travel documents (e.g., e-tickets, booking confirmations).
   • Visa and Passport Information: Provide information and reminders related to visa and passport requirements.
9. Integration with External Services
   • APIs: Integrate with external APIs for flight data, hotel availability, car rental options, and activity bookings.
   • Weather and Local Information: Provide weather updates and local information for travel destinations.
10. Customization and Preferences
    • User Preferences: Allow users to set and save preferences for travel, such as preferred airlines, hotel types, and activities.
    • Personalized Recommendations: Offer travel recommendations based on user preferences and past behavior.

Non-Functional Requirements

1. Performance
   • Speed: Ensure fast search results, booking processes, and data retrieval.
   • Scalability: Design the system to handle a growing number of users, bookings, and travel components efficiently.
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2. Reliability
   • Availability: Ensure high availability with minimal downtime for users to access the system and make bookings.
   • Error Handling: Implement robust error handling to manage issues and ensure system stability.
3. Security
   • Data Protection: Use encryption and secure protocols to protect sensitive user and payment information.
   • Authentication: Implement strong authentication methods to secure user accounts and data.
4. Usability
   • User Interface: Design an intuitive and user-friendly interface that simplifies the travel planning and booking process.
   • Accessibility: Ensure the system is accessible to users with disabilities and supports various devices and browsers.
5. Maintainability
   • Code Quality: Develop clean, modular, and well-documented code to facilitate maintenance and updates.
   • Documentation: Provide comprehensive documentation for users and administrators.
6. Compliance
   • Regulatory Standards: Ensure compliance with relevant regulations, such as data protection laws (e.g., GDPR) and travel industry standards.
7. Interoperability
   • Integration Compatibility: Ensure compatibility with other systems, tools, and services for seamless data exchange and functionality.
8. Backup and Recovery
   • Data Backup: Implement regular backups to prevent data loss and ensure data integrity.
   • Disaster Recovery: Develop a disaster recovery plan to restore operations in case of major disruptions.