user_turns: <SILENCE> cantonese cantonese international food <SILENCE> phone number and pri phone number price range 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? I'm sorry but there is no restaurant serving cantonese food api_call international R_location R_price the_varsity_restaurant is a nice place in the centre of town serving tasty international food the_varsity_restaurant is a great restaurant The phone number of the_varsity_restaurant is the_varsity_restaurant_phone the_varsity_restaurant is in the moderate price range  you are welcome