user_turns: <SILENCE> im looking for a cheap chinese restaurant a cheap chinese restaurant any part of town <SILENCE> is there anything else what is the address and 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 ? You are looking for a chinese restaurant right? There are restaurants serving chinese in the cheap price range . What area would you like? What part of town do you have in mind? api_call chinese R_location cheap the_lucky_star serves chinese food in the cheap price range charlie_chan serves chinese food in the cheap price range The phone number of charlie_chan is charlie_chan_phone  you are welcome