PHP(cordova) Bug Fix & New Development (Taxi Booking Website & Admin Panel)

Customer UI : 1. Login with wrong username. (need to display proper error message , dialog should not be discarded) 2. Add new pages to display Privacy Policy, Terms & Conditions, Return, Refund, & Cancellation policy 3. Paytm Gateway integration not working need to fix it and also add an alternative payment gateway PayU also. 4. Page alignment issue Fix on Fare Price / Booking Tab . (Propose for new look and feel) 5. Booking amount is showing wrong and also option to pay the Full or Advance Amount by payment gateway . Admin UI: 1. Display Mobile Number on Booking Screen. 2. Send E-Receipt By typing the Receipt details . 3. Geo Location of drivers not working. SEO - also required. Propose if u have any backend system already build , and easy to integrate with my front end . Looking for the Cheaper soultion. Please propose / submit only if ur an individual.