Write an iPhone application and android app

for a car repair/svc workshop chain The App must allow user to keep records of more than one car. Say 6 cars. And must be on both IOS and android. Some of the features include: 1)            Booking of servicing appointment – in the form of calendar view, must take into account booking of 8 locations and flexibility to edit location names as the App will also be by their overseas franchisees. 2)            Servicing Record – last and next servicing dates 3)            Tyre Pressure record : last pump date and pressure 4)            Car Grooming Record – Late Done 5)            Season Parking record 6)            Fuel top-up record and mileage calculator.