user_turns: <SILENCE> <SILENCE> <SILENCE> <SILENCE> barbecue food north_american food north_american food <SILENCE> address phone number post code 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 ? What kind of food would you like? You are looking for a restaurant serving any kind of food right? What part of town do you have in mind? I'm sorry but there is no restaurant serving barbeque food Could you please repeat that? api_call R_cuisine north R_price gourmet_burger_kitchen serves north_american food Sure , gourmet_burger_kitchen is on gourmet_burger_kitchen_address The phone number of gourmet_burger_kitchen is gourmet_burger_kitchen_phone The post code of gourmet_burger_kitchen is gourmet_burger_kitchen_post_code  you are welcome