user_turns: <SILENCE> i want a singaporean food restaurant <SILENCE> singapore i want a singaporean food restaurant in the center singaporean how about italian yes i want an italian restaurant in the center what is the phone number what is the price range 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 ? api_call singaporean R_location R_price little_seoul serves korean food Can I help you with anything else? little_seoul is a nice place in the centre of town serving tasty korean food I'm sorry but there is no restaurant serving singaporean food la_mimosa is a nice place in the centre of town Can I help you with anything else? clowns_cafe is a nice place in the centre of town serving tasty italian food The phone number of clowns_cafe is clowns_cafe_phone clowns_cafe is in the expensive price range  you are welcome