user_turns: <SILENCE> uh yes im looking for a belgian restaurant in new york city um portuguese <SILENCE> okay thank you good bye
system_turns: Hello , welcome to the Cambridge restaurant system . You can ask for restaurants by area , price range or food type . How may I help you ? I am sorry but there is no belgian restaurant that matches your request api_call portuguese R_location R_price nandos serves portuguese food .  you are welcome