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: 'im looking for a mediterranean restaurant in the city centre area'
System: 'Nando's Restaurant, Saint Andrews Street is a great restaurant, it's in the central part of town and it serves mediterranean food.'
User: 'may i have the phone number and postcode'
System: 'The phone number of Nando's Restaurant, Saint Andrews Street is 01223327908 and it's in the area with the postcode CB2 3AR.'
User: 'thank you goodbye'
Question: 'Did the user mention the area in which they are looking for restaurants?'

Output (English): Yes