user_turns: <SILENCE> expensive restaurant in the south part of town i dont care <SILENCE> address phone number type of food 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? api_call R_cuisine south expensive peking_restaurant is a nice place in the south of town and the prices are expensive Sure , peking_restaurant is on peking_restaurant_address The phone number of peking_restaurant is peking_restaurant_phone peking_restaurant serves chinese food  you are welcome