user_turns: <SILENCE> uh north north <SILENCE> 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? api_call R_cuisine north cheap royal_spice is a nice restaurant in the north of town in the cheap price range Sure , royal_spice is on royal_spice_address  you are welcome