Simple iphone game application

Hi, We? are looking forward to a coder? with iphone experience. ? You would have to? build a very simple game application with a very nice interface.? I want a very simple game for iphone.? The game should have a very nice interface, with features such as 3 difficulty levels, records to keep up with your finish times. We have a time of 7-10 days and have a limited budget. Looking forward for a professional coder, so that we could work over a long-term basis. Regards, Don