automated referral造句

Earlier last year, Microsoft won patent 6, 049, 777 for an automated referral system that recommends goods and services like music, movies, restaurants, stores or Web pages, based on profiles of people's preferences.
In addition the website features an online automated referral system that, using a form filled out by someone making inquiry, will provide a list of appropriate groups serving the states where a flight is needed.
It's difficult to find automated referral in a sentence. 用automated referral造句挺难的