user_turns: <SILENCE> international food international food in the west part of west west center center center dont care <SILENCE> phone number 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 ? I'm sorry but there is no restaurant serving world food You are looking for a international restaurant right? What part of town do you have in mind? I'm sorry but there is no international restaurant in the west of town What part of town do you have in mind? You are looking for a international restaurant right? There are restaurants serving international in the centre of town . What price range would you like? 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