Flash banners redesign - travel programs

I need to replace banners that appear for my company on several sites. There are three sizes: Horizontal Banners 468x60px .jpg .gif .swf max file size: 30kb Buttons 120x60px .jpg .gif .swf max file size 20-25kb Skyscrapers 120x ???px .jpg .gif .swf max file size 30-40kb I would like these to be clean elegant flash designs - we will provide all content necessary. The successful bidder will be preferenced for consideration for design work on our website, as we introduce new travel programs