user_turns: <SILENCE> expensive restaurant south yea any time <SILENCE> whats the phone number whats the 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 part of town do you have in mind? Did you say you are looking for a restaurant in the south of town? 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 The phone number of peking_restaurant is peking_restaurant_phone The post code of peking_restaurant is peking_restaurant_post_code  you are welcome