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: 'im looking for a seafood restaurant'
System: 'Loch Fyne, which serves seafood, is an outstanding restaurant.'
User: 'what is the phone number'
System: 'The phone number of Loch Fyne is 01223902103.'
User: 'what is the postcode'
System: 'Loch Fyne is in the area with the postcode CB2 1QY.'
User: 'thank you good bye'
Question: 'Did the user ask for the phone number of the restaurant?'

Output (English): Yes