Joomla Virtuemart panel backend quote system

i have joomla 1.5x virtuemart installed i have some forms request, i would like the following: 1. I need to add fields and store fields into a database, with user details and request details, confirmation email and link to see the profile with that data 2. i need that data to be send to admin, also stored into an admin profile with all client requests, in this list, i would like to be the intermediate between the client and the agent. I want to confirm the request and autorize data to be resesend to an assigned OPERTOR USER. 3. the user operator is whom receive the request and quote back with prices, the operator user, will receive the data, but contact details will be hidden from him, like the email, phone and name, and client request will be send to his email with a link to respond. 4 when operator login, he will have some categories assigned to him, for example, if hi has the category brasil, argentina, usa, all the requests comming from those categories will be send tru a admin autorization, and stored into his visualization panel. 5 The columns of all 3 users, CLIENT, ADMIN, OPERATOR, will be sortable, and the 3 last columns will be a status, comment and accion (resend, confirm....custom list) 6 if operator fill the request sending back the price, date and includes. it will be send to admin, so he can autorize and sent back to the client list. 7 the client will see all operators quotes, and will be able to confirm one of the resposes to his request, if he confirm, the operator and admin will receive a confirmation for that request, and he will request back (action) the names of the clients for example 8 client will fil a form with the names, rut, and ages of the pasangers. this is a firt part of the project,