user_turns: <SILENCE> i want expensive food in the east part of town east part it doesnt matter expensive <SILENCE> what is the phone number what is the address <SILENCE> 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 ? Sorry would you like the south of town or you dont care What kind of food would you like? Would you like something in the cheap , moderate , or expensive price range? api_call R_cuisine east expensive sitar_tandoori is a nice place in the east of town The phone number of sitar_tandoori is sitar_tandoori_phone Sure , sitar_tandoori is on sitar_tandoori_address sitar_tandoori is a great restaurant  you are welcome