Office travel agency clients management software

Office travel agency - clients management software: I need a software that run on a desktop PC and work also in LAN It has to do the following: - Client database (name, address, phone ....) - Invoice - Contract - Voucher - Order form - must work in LAN more users. This application should work like this.... when a client come to a travel agent to buy a package ... the travel agent must fill the folowing forms: Order form (with name of the client, details, destination, accomodation type, hotel name and how many stars, type of meal, transport ), all the details from this order form should be automaticly taken by the Contract and voucher form.... at the end to make an invoice and to print all this forms. That is all.