user_turns: <SILENCE> im looking for a restaurant in any area that serves russian food yes russian north_american yes yes <SILENCE> can i get the address the phone number and the price range 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 ? Ok , a restaurant in any part of town is that right? What kind of food would you like? I'm sorry but there is no restaurant serving russian food Ok , a restaurant in any part of town is that right? You are looking for a north_american restaurant right? api_call north_american R_location 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 gourmet_burger_kitchen is in the expensive price range  you are welcome