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 an english restaurant in the moderate price range'
System: 'Carringtons serves cafe food and english food. This place, which is a great cafe and an outstanding restaurant, is in the moderate price range.'
User: 'what is the phone number'
System: 'The phone number of Carringtons is 01223361792.'
User: 'what is the postcode'
System: 'Carringtons is in the area with the postcode CB2 3NZ.'
User: 'thank you goodbye'
Question: 'Did the user ask for the phone number of the restaurant?'

Output (English): Yes