[SOLVED] You are required to write a program for managing the training course packages for booking.

You are required to write a program for managing the training course packages for booking.
Following are the features that the program should have:
Create the date of schedule of each course.
ii.Allow booking.
iii.Store participants details like person ID, name, gender, course details, payment amount, payment made and any other relevant details.
iv.Check the availability by course offered upon date of schedule for each course.
v.Bill based on number of courses of booked by participants.
vi.Search participants course schedule that has been booked.
vii.Provide payment facility.
viii.Allow early cancellation.
ix.Allow change of training course.
x.Print amount receivable from each participant.
xi.Print total amount receivable and total payment received.
You are required to store all data in text files.There is no limit on the number of text files that can be used but they should be kept minimum. You should use array, structures and functions (called by value and/or reference) in your program.All the features in your program must be coded in separate functions and called from a menu function.You may include some analytics in your program as additional features like most-selling course; percentage of participants who throughout a year; or any other feature(s).