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: 'expensive restaurant in addonbrookes'
System: 'What kind of venue are you looking for? For example, a cafe, a pub, or a restaurant.'
User: 'noise sil'
System: 'What kind of venue are you looking for? For example, a pub, or a restaurant.'
User: 'expensive restaurant'
System: 'What part of town do you have in mind? For example, something in the Cherry Hinton, Chesterton, or New Chesterton area.'
User: 'addonbrookes'
System: 'What type of food would you like? For example, Fastfood, French, or Middleeastern.'
User: 'unintelligible'
System: 'What part of town do you have in mind? For example, something in the Castle Hill, Cherry Hinton, or Newnham area.'
User: 'sil'
System: 'Are you looking for somewhere near a particular venue? For example, Artspace, Holy Trinity Church, or the Regency Gallery.'
User: 'no'
System: 'What part of town do you have in mind? For example, something in the Arbury, central, or Trumpington area.'
User: 'noise sil'
System: 'Are you looking for a pub or a restaurant?'
User: 'addonbrookes'
System: 'Are you looking for a pub or a restaurant?'
User: 'restaurant'
System: 'Let me confirm. You are looking for a venue in the Girton area.'
User: 'restaurant'
System: 'Let me confirm. You are looking for a venue in the Girton area.'
User: 'no'
System: 'What type of food would you like? For example, Fusion, Greek, or Vegetarian.'
User: 'no'
System: 'What type of food would you like? For example, Continental, Fusion, or Thai.'
User: 'sil'
System: 'What type of food would you like? For example, pub, Indian, or Seafood.'
User: 'greek'
System: 'What type of food would you like? For example, Chinese take away, Italian, or Thai.'
User: 'sea food'
System: 'Loch Fyne is a great restaurant, it serves seafood and it's in the expensive price range.'
User: 'thia'
System: 'Would you like thai or X food?'
User: 'whats the address'
System: 'Would you like thai or X food?'
User: 'the address'
System: 'Would you like thai or X food?'
User: 'sil'
System: 'Would you like thai or X food?'
User: 'thia'
System: 'Loch Fyne is on 37 Trumpington Street.'
User: 'thia'
System: 'The Wrestlers, which serves thai food, is a great restaurant. It's in the expensive price range.'
User: 'whats the phone number'
System: 'The phone number of The Wrestlers is 01223566554.'
User: 'what the phone number'
System: 'The phone number of The Wrestlers is 01223566554.'
User: 'thank you good bye'
Question: 'Did the user ask for the phone number of the restaurant?'

Output (English): Yes