Artist/Designer for an iPhone App

hi, we need some some graphics/design for our new app We need screens for the app designed as shown similar apps below. it could be one screen but with overlay input fields or one screen with input fields and another with animation of search progress ( i do not know how it all will work) i have the coder to code the app for the iPhone but he is not good designer and he can not design it. check the related apps and there design on itunes and we need something better/approx like that : [login to view URL] Also you can find apps in the store, just type locator app Regards, PB.