user_turns: <SILENCE> im looking for a cheap restaurant in the south part of town i dont care <SILENCE> anything else whats their 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 cheap price range and the south of town . What type of food 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 nandos is a nice place in the south of town and the prices are cheap Sure , nandos is on nandos_address  you are welcome