Please dont use hashmaps for the data structure
No scene builder or java fxml, ONLY JavaFX should be used for the GUI components for adding customer and viewing seats and displaying empty seats.
Please have Name validations to prevent the entering of numbers, special characters, spaces and trailing spaces.
The two locations of travel are Colombo to Badulla. When the travel locations are selected they need to go back and forth. Eg: Customer can travel from Colombo to Badulla or Badulla to Colombo.
Date validation should also be entered to prevent previous dates from the present day to be entered and future dates can only be booked from the next day in comparison to todays date upto a maximum of 30 days.
File Handling can only be used for S and L section (Check word document attachment)