user_turns: <SILENCE> expensive restaurant south part of town no south part of town expensive anything else <SILENCE> address and phone number postcode address thank you goodbye thank you goodbye
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 ? Did you say you are looking for a restaurant in the west of town? What kind of food would you like? the good luck chinese food takeaway is a nice place in the south of town and the prices are expensive 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 Sure , peking_restaurant is on peking_restaurant_address Sorry I am a bit confused ; please tell me again what you are looking for .  you are welcome