Car Renting program

Hi i have a car renting business and would like a user friendly program to help me with my [login to view URL] must be simple. It must be made from visual basic express 08 and access so i can modifie it to my needs when i want(so it must be simple to midifie). The price of this project can not be more then $50 as i find this is a simple [login to view URL] will not be a web based, it is a program. For more info about the system please look at the document attached or any other question please ask. thanks