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'
System: 'Would you like a cheap price range, or you don't care?'
User: 'i dont care'
System: 'What part of town do you have in mind? For example, something in the Castle Hill, Girton, or riverside area.'
User: 'sil'
System: 'What part of town do you have in mind? For example, something in the Barnwell, Castle Hill, or Girton area.'
User: 'sil'
System: 'What part of town do you have in mind? For example, Fen Ditton, or Trumpington.'
User: 'trumpington'
System: 'There is no restaurant in the Trumpington area and serving english food.'
User: 'how about another area'
System: 'Would you like a trumpington area, or you don't care?'
User: 'i dont care'
System: 'Would you like a trumpington area, or you don't care?'
User: 'i dont care'
System: 'Would you like an english food, or you don't care?'
User: 'english'
System: 'Carringtons is an outstanding cafe and a great restaurant, it serves cafe food and it serves english food.'
User: 'can i have the address'
System: 'Carringtons is on 23 Market Street.'
User: 'can i have their phone number'
System: 'The phone number of Carringtons is 01223361792.'
User: 'how about the price'
System: 'Carringtons is a great venue. The price for main courses ranges from 4 pounds 25 to 6 pounds 25 and the price for a cappuccino is 1 pound 95.'
User: 'thank you goodbye'
Question: 'Did the user ask for the phone number of the restaurant?'

Output (English): Yes