Integrate Osticket into a multi user Wordpress environment.

We are looking for an experienced developer to help us use osticket in a multi user environment. What we want : We want you to integrate osticket into our multi user application. We already linked osticket to our site. We want you to make it multi user capable We want you to create a script that automatically sets up osticket for a customer when he subscribes. We want to show the osticket view to our customers, offering them a direct access to their tickets. Answer tickets, create tickets, history. This needs to be in a clean way, with no to little hints they are using osticket. Especially no non ticket related functionality We need an interface in which the seller can manage their email addresses covered. Add emails and delete emails. We need you to design and implement both interface as well as script. Where we want :- - On the dashboard menu of sellers account inside message tab. Messages/support Structure :- - One main tab, name Message in menu.           --> Currently we have only integrated the osticket in our application which is for single user. But we want it to work as a multi-user. Admin can see all the support ticket and user can see their own.                 Note: Documentation:- We need the documentation of the page with code. For future reference, so we can make changes if we want.