user_turns: <SILENCE> <SILENCE> center french <SILENCE> <SILENCE> what is the address 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 french R_location R_price cote is a nice place in the centre of town serving tasty french food I am sorry but there is no other french restaurant in the centre of town Sure , cote is on cote_address  you are welcome