user_turns: <SILENCE> i am looking for an expensive restaurant in the south part of town any type of food cheap <SILENCE> whats the address 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 south of town . What type of food do you want? There are restaurants in the south of town serving any kind of food . What price range would you like? api_call R_cuisine south cheap the_lucky_star is a nice place in the south of town and the prices are cheap Sure , the_lucky_star is on the_lucky_star_address  you are welcome