user_turns: <SILENCE> cheap restaurant in he north part of town any <SILENCE> address phone number what type of venue 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? api_call R_cuisine north cheap royal_spice is a nice place in the north of town and the prices are cheap Sure , royal_spice is on royal_spice_address The phone number of royal_spice is royal_spice_phone royal_spice serves indian food  you are welcome