user_turns: <SILENCE> i dont care i dont care <SILENCE> the address phone number 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 restaurant in the south of town serving chinese food Sure , peking_restaurant is on peking_restaurant_address The phone number of peking_restaurant is peking_restaurant_phone  you are welcome