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: 'yes im looking for an east asian restaurant'
System: 'What kind of price range are you looking for? For example, cheap, free, or moderate.'
User: 'expensive'
System: 'Are you looking for somewhere near a particular venue? For example, All Saints Church, Magdalene College, or Saint John's College.'
User: 'dont care'
System: 'Let me confirm. You don't care about the location and you are looking for a venue.'
User: 'correct'
System: 'Let me confirm. You don't care about the location. You are looking for a venue.'
User: 'yes'
System: 'Shiraz, which serves east asian food, is an outstanding restaurant. It's in the expensive price range.'
User: 'whats the address'
System: 'Shiraz is located on 84 Regent Street.'
User: 'whats the phone number'
System: 'The phone number of Shiraz is 01223902104.'
User: 'and whats the area'
System: 'Shiraz is in the riverside part of town.'
User: 'thank you goodbye'
Question: 'Did the user ask for the phone number of the restaurant?'

Output (English): Yes