user_turns: <SILENCE> a restaurant south part of town <SILENCE> south part of town any anything else 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 ? api_call R_cuisine south R_price the_lucky_star is in the cheap price range What kind of food would you like? the_lucky_star is a nice place in the south of town and the prices are cheap nandos is a nice place in the south of town and the prices are cheap Sure , nandos is on nandos_address  you are welcome