Task: Dialogue State Tracking
Input (English): System: 'Thank you for calling the Cambridge Information system. Your call will be recorded for research purposes. You may ask for information about a place to eat, such as a restaurant, a pub, or a cafe. How may I help you?'
User: 'sil'
System: 'What kind of venue are you looking for? For example, a cafe, or a restaurant.'
User: 'a chinese restaurant in the girton area'
System: 'The Phoenix is an outstanding restaurant, it's in the Girton part of town and it serves chinese food.'
User: 'what is the address and price range'
System: 'The Phoenix is located on 20 Green Street, Histon. The price for main courses ranges from 2 pounds 80 to 24 pounds.'
User: 'thank you goodbye'
Question: 'Did the user mention any cuisine preferences?'

Output (English): Yes