Application for car repair

I want an applicTion with the following functionality.

User application

Use open th app
Login with phone
Select car - static
Service caterories -static
Service listing - static
Service details - static
Add to cart
Coupon
Book service with cash
My bookings
Help regarding a booking
My profile
Logout

Backend applicTion

All booking listing
Booking details along with user
Help listing
Help details and order id

All data will be saved in firebase or you can use apis if you think tht is easy.

I will provide you the wireframe and design references.

Only bid if you are agree with the budget, as this is simple work of listing thr things and saving it into firebase