user_turns: <SILENCE> australian food australian australian mediterranean expensive any expensive <SILENCE> address address phone number thank you goodbye
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? You are looking for a vietnamese restaurant right? I'm sorry but there is no restaurant serving australian food There are restaurants serving mediterranean food . What area do you want? What part of town do you have in mind? There are restaurants serving mediterranean food in any part of town . What price range would you like? api_call mediterranean R_location expensive shiraz_restaurant serves mediterranean food in the expensive price range shiraz_restaurant is a great restaurant Sure , shiraz_restaurant is on shiraz_restaurant_address The phone number of shiraz_restaurant is shiraz_restaurant_phone  you are welcome