user_turns: <SILENCE> im looking for an expensive restaurant in the south part of town i dont care <SILENCE> is there anything else what is the phone number and 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 ? There are restaurants in the expensive price range and the south of town . What type of food would you like? api_call R_cuisine south expensive frankie_and_bennys is a nice place in the south of town and the prices are expensive the good luck chinese food takeaway is a nice place in the south of town and the prices are expensive The phone number of the good luck chinese food takeaway is the_good_luck_chinese_food_takeaway_phone  you are welcome