user_turns: <SILENCE> and expensive restaurant that serves tuscan food <SILENCE> french food <SILENCE> may i have 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 ? api_call tuscan R_location expensive Sorry there is no tuscan restaurant in the expensive price range api_call french R_location expensive cote is a great restaurant serving french food and it is in the expensive price range The phone number of cote is cote_phone  you are welcome