Website for my tour and travel business need

Need a website to book hotels flight holiday bus etc.
Inventory to be loaded from Amadeus or other Gds with a option to load self circle inventory.
Hotels can subscribe by their self and list their property .

Proper front end and back end panel to operate.
Rozarpay paytm strip payment gateway integration
Automatic booking as per real time availability.
Option for hotels to list their property at a defind percentage and also last minute option to load inventory at special discount.