automated targeted traffic software

I want a automated bot,that does the marketing of my websites or affiliate links or capture pages. Sends targeted traffic back to my websites. ( Ex Person types in the search engine Google,or MSN, or Bing: Cars, or how to get cheap airfaire ticket ) Then the bot would send these people, back to my Website. Links or affiliate links or capture page links. Will want to test run or watch it being used, before I purchase program.