Work Bus roots

Companies rent a bus for employee transportation there a transportation company rent these buses to companies need them ,each company let employees to use these bus on the roots they decide with the transportation company. The application will be on levels -Transportation company (will tracker buses for each company, drivers, start,end,and more) -Companies which rent these buses to track their employee and who their contract match with what happening -Employee can check using his company email to select a route and select a point on the route to picked up form or drop off on or to call driver and show approixmate time of arrival at his pick up location, also employee can data about bus, and check in when he pickeup or droped off, and he will know data about bus capacity and if there is a space for him or not -Driver will get notified on every one will ride with him and from where and will get info about employee to call each route will have a small chat room - Not important to do all these steps at once but starter -I will take source code