user_turns: <SILENCE> <SILENCE> im looking for a cheap restaurant in the south part of town dont care <SILENCE> whats the address what type of food 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 ? What kind of food would you like? There are restaurants in the cheap price range and the south of town . What type of food would you like? api_call R_cuisine R_location cheap nandos is a nice place in the south of town and the prices are cheap Sure , nandos is on nandos_address nandos serves portuguese food  you are welcome