Need a webapp for my business

i want a [login to view URL] much does it costs? Im running a bus,flight,train ticketing,insurance renewal,car,bike,health insurance booking agency. i want admin panel that will store my client's basic information,and store the expiry date of insurance policies. and admin panel should notify me when client's policies expires before 40 days. because so that i can contact the client about expiration of [login to view URL] then i want a money wallet for each customer that is to be manually entered.i do not need payment gateway. suppose assume that one of the clients policy is going to expire,there is a notification about the [login to view URL] i see it,i will make a call to the concerned client and explain him about the expiration [login to view URL] he grants me the permission i will renew the insurance [login to view URL] he already paid me certain rupee that is to be manually entered in wallet by [login to view URL] making process like renewal policies,money should be debited from the wallet. and there should be a clients login in that they can see the transaction reports only.