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: 'i would like a cafe'
System: 'What type of food would you like? For example, Chinese take away, American, or English.'
User: 'cafe'
System: 'What type of food would you like? For example, Greek, Mediterranean, or Middleeastern.'
User: 'i dont care'
System: 'What kind of price range are you looking for? For example, cheap, or moderate.'
User: 'i dont care'
System: 'The Cambridge Blue is a great cafe.'
User: 'what is the address and phone number'
System: 'The Cambridge Blue is on 24 Regent Street and its phone number is 01223369222.'
User: 'thank you good bye'
Question: 'Did the user ask for the phone number of the restaurant?'

Output (English): Yes