Booking system Prototype

I am looking for a prototype for a booking system. The prototype will contain 4-5 pages showing visitors, logged in users and page showing details after the booking has been done. This prototype would be demonstrated to the Sales team and might require revisions. We have chosen some colors but your recommendations would be [login to view URL] would need the source files for the prototype. Please send us the cost for this gig,time duration and the tool used in prototyping. Thanks.