Build Me a Travel and Hotel Booking Application For Android and IOS

Hi Team, I am looking for a Mobile Application Developer for an Android and iOS app for a travel and hotels booking site similar to Paytm and Goibibo, UI is the key, I need the best possible UI and a design that is scalable in future. I am looking for someone who is professional and well experienced in TBO API Integration and Mobile application development.

Requirements
Good UI
Web Admin Portal (For backend Support)
Travel Boutique Online API Integration (TBO API)
Payment Gateway Integration
Email Integrations
Vendor Management
Wallet Services
Other API Integrations

The Deliveries expected are as follows,
Fully functional and tested Android and IOS App
Documentation on the design and code snippets
User guide for client and Admin module

Contact me for more details