user_turns: <SILENCE> cheap restaurant dont care greek <SILENCE> italian <SILENCE> address 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 part of town do you have in mind? What kind of food would you like? api_call greek R_location cheap Sorry there is no greek restaurant in the cheap price range api_call italian R_location cheap da_vinci_pizzeria is a nice restaurant in the north of town serving italian food da_vinci_pizzeria is a great restaurant serving italian food and it is in the cheap price range Sure , da_vinci_pizzeria is on da_vinci_pizzeria_address The phone number of da_vinci_pizzeria is da_vinci_pizzeria_phone  you are welcome