Hello Sir,
I had gone through your requirement & completely clear with the flow & functionality. I would like to update you that i can develop it, in both Web & Desktop application (whichever needed), easily. I can assure you, we can build a strong business relationship with this, at the end. As my main goal will be provide you, something more than your expectation in terms of speed, functionality & feature. I am providing my max timeline in the quotation.
Waiting for your update on it.