This C++ program is a train ticket booking system with built-in input validation. It includes the following features: Cursor Control: The gotoxy function helps move the cursor to specific positions on the console screen. Validation Functions: The program has functions to validate user input like PIN, name, ID, date, age, and gender. Booking Management: A booking class handles travel details including travel date, source, destination, departure time, and arrival time. User Interface: It provides a console-based interface for users to enter details and book tickets. Windows Integration: Utilizes Windows-specific libraries for cursor positioning and console management.