Anroid App with backend -- 2

I need an android app for a spa. Check out the spa details on [login to view URL] Here are the features I need 1) Client should be able to make booking/appointment at selected location 2) This will be an informatory app so it will have all the information just like the website. pages :- About us, booking, locations, gallery, contact us Backend/Admin control 1) Should be able to add new locations and should be able to control appointment slots at various locations 2) Integrate email/sms so that when admin confirms the appointment system sends a sms to the client 3) Admin should be able to send sms to all the clients with promo codes etc 4) Admin should be able to generate send sms to clients who didnt visit for x number of days 5) Admin should be able to add images to gallery and change contact us info if needed PS:- DONT BID IF YOU ARE PLANNING TO CHANGE THE QUOTE LATER ON.... ALSO DONT BID IF U DONT UNDERSTAND AS I DONT HAVE TIME FOR THAT.....