please i need your help i m tired with this project and i am going insane i will pray for you if you helped me with this project.please include file and struct in the following project and try to explain the steps of the code please $($try to solve the error also for the code that you will write$)$

develop a C$++$ program that implement the system below

Idea: flights Company airlines

$****MAI{N}^{****}$

Add Offer

Offer ID $($not accept duplication$)$

Country

Number of days

Price per person

Number of available trips & Set available true

Offers List

Book a trip

Select offer $($search$)$

Set client Info $($name$,$ national id$,$ mobile no$)$

Amount of Persons

Update Number of available trips

Change status of available to false if Number of available

trips $=0$

Update offer information

Update reservation

And there is also not required steps but it would be better if you include them: $($ search for an offer by country $,$ by price $,$ number of days $,$ book a trip $,$ delet an offer $,$ delet reservation$)$