Develop and Android and Iphone App

Dear,
We look for a serious team to develop a copy of "hornet" (please look on iphone or android).
We look for the same fonction.
According back office:
- Customer management (edit/delete)
- send message from back office to customer
- Manage advertising, set up time for display, set up howmany display. Count the click. Manage multi add in same time.
Please answer with price and delay.