user_turns: <SILENCE> expensive restaurant east part of town expensive any <SILENCE> address 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 ? Would you like something in the cheap , moderate , or expensive price range? What kind of food would you like? api_call R_cuisine east expensive pipasha_restaurant is a nice restaurant in the east of town serving indian food Sure , pipasha_restaurant is on pipasha_restaurant_address  you are welcome