user_turns: <SILENCE> <SILENCE> i dont care in the north part of town cheap <SILENCE> can i have the phone number and address can i have 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 kind of food would you like? There are restaurants in the north of town serving any kind of food . What price range 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 The phone number of royal_spice is royal_spice_phone Sure , royal_spice is on royal_spice_address  you are welcome