user_turns: <SILENCE> <SILENCE> any part <SILENCE> it should serve french food <SILENCE> what is the 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? api_call R_cuisine R_location expensive ugly_duckling is a nice restaurant in the centre of town in the expensive price range api_call french R_location expensive cote is a nice restaurant in the centre of town serving french food The phone number of cote is cote_phone  you are welcome