• mytime::getdata() – to get choice for time of flight.
• mytime:: show() – to display time of flight and input into file.
• booking::getdata() – to get user details.
• booking:: show() – to display time of flight and input into file.
• search::searching() – to display all flights available.
• local::getdata() – to choose local airline, select class and show price. Then, put all these in file.
• international::getdata() – to choose international airline, select class and show price. Then, put all these in file.
• main1::getdata() – to display main menu and receive input choice for action.