Pls, i will like you to give me the final estimate for a app

Pls, i will like you to give me the last price for the app and the duration of your service.

the type of app, i am looking for is just like uber

costomer location, profile and dash board, driver location, profile and dash board, administrator dash board.
market place and price list of different service.
system of making payment on online.

this app is for car wash 

