iPhone Graphic Designer

We are looking for a graphic designer who has experience with iPhone apps. We have a number of projects in development and need the following immediately. This is the first of a family of 5 apps that will utilize the same basic format and design. We are looking for a fixed bid on the following: What needs to be done: A single UI application with portrait interface including lettering, background, icons, borders and buttons. 1) Establish consistent Layout and organization for the application in an Iphone appropriate style 2) Create graphics 1 Logo 1 Splash screen 4 icons for top menu 5 icons for bottom menu 4 application buttons (identical but for text). Font face and size for all text How we work: We will send you some samples of applications/styles we like. We will ask you to work up a few prototypes. We will pick one and then ask you to develop the remainder of the graphics for the application. Please only respond if you have done iPhone applications before and you have availability. We are looking for a fixed price and can be more specific once I see some portfolio work. We are ready immediately to choose someone and get started. Thanks for reviewing this requirement.