user_turns: <SILENCE> i want to find an expensive restaurant in the east part of t in the ea i dont care <SILENCE> is it expensive is there anything else do you have anything else what is the phone number thank you goodbye
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 R_cuisine east expensive grafton_hotel_restaurant is a nice restaurant in the east of town serving british food grafton_hotel_restaurant is in the expensive price range grafton_hotel_restaurant is a nice restaurant in the east of town in the expensive price range sitar_tandoori is a nice restaurant in the east of town serving indian food The phone number of sitar_tandoori is sitar_tandoori_phone  you are welcome