Comprehensive Car Rental Booking App & Dashboard

I'm seeking a professional to design a user-friendly mobile app (for both iOS and Android) and a comprehensive vendor/admin web dashboard.
Limited budget of +/- 200 USD
APP / DASHBOARD UI + BOOKING SYSTEM: PROVIDED!!!
https://codecanyon.net/item/rentify-online-car-rental-booking-system-full-solution/49916472

Deliverables:
Mobile app for iOS/Android customers,
Vendor dashboard for car rental owners,
Admin dashboard.
Source code
App Submission

Full Specs attached

Proficiency in coding for the required functionalities is a must.