user_turns: <SILENCE> may i have the phone number to the turkiesh restaurant <SILENCE> turkish food turkey food thank you good bye 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 ? I'm sorry but there is no restaurant serving world food You are looking for a world restaurant right? I'm sorry but there is no restaurant serving world food You are looking for a world restaurant right? I'm sorry but there is no restaurant serving world food Sorry I am a bit confused ; please tell me again what you are looking for . I'm sorry but there is no restaurant serving world food  you are welcome