user_turns: <SILENCE> restaurant in north part of town dont care cheap <SILENCE> address phone number 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? Would you like something in the cheap , moderate , or expensive price range? api_call R_cuisine north cheap royal_spice is a nice restaurant in the north of town serving indian food Sure , royal_spice is on royal_spice_address The phone number of royal_spice is royal_spice_phone  you are welcome