user_turns: <SILENCE> yeah im looking for food cheap restaurant <SILENCE> anything cheap <SILENCE> is it in the south part <SILENCE> how about the south part of town 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 ? What part of town do you have in mind? What kind of food would you like? api_call R_cuisine R_location cheap The price range at zizzi_cambridge is cheap . api_call R_cuisine R_location cheap zizzi_cambridge is a nice place in the centre of town nandos is a nice restaurant in the south of town in the cheap price range Sure , nandos is on nandos_address  you are welcome