You have been asked to create a python program that will ask theuser how many tickets the user would like to purchase forgraduation. The user will then choose the number of tickets neededand the program will list the cost of the tickets, a service fee,tax, and the total of the purchase.
Specifications:
- The program should only accept whole numbers when receivinginput for the number of tickets needed.
- No calculations should be performed if input is invalid.
- No output should be displayed if input is invalid.
- The service fee should be $2.50 per ticket.
- The tax should be 3% of the cost of the tickets (without theservice fee).
- The final cost (grand total) should be displayed with a dollarsign and two decimal places.
