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: 'sil'
System: 'What kind of venue are you looking for? For example, a cafe, a pub, or a restaurant.'
User: 'restaurant'
System: 'What kind of price range are you looking for? For example, cheap, expensive, or free.'
User: 'moderately priced'
System: 'What type of food would you like? For example, Mexican and Tex Mex, Fusion, or Middleeastern.'
User: 'i dont care'
System: 'What part of town do you have in mind? For example, something in the Arbury, Chesterton, or Romsey area.'
User: 'cherry hinton'
System: 'Let me confirm. You don't care about the food and you are looking for a venue.'
User: 'yes'
System: 'The Six Bells, High Saint, which is in the Cherry Hinton part of town, is a great restaurant. It's in the moderate price range.'
User: 'address'
System: 'Let me confirm. You don't care about the food and you are looking for a venue.'
User: 'yes'
System: 'Are you looking for a pub or a restaurant?'
User: 'restaurant'
System: 'The Six Bells, High Saint is on 9 High Saint, Fulbourn.'
User: 'address'
System: 'The Six Bells, High Saint is on 9 High Saint, Fulbourn.'
User: 'phone number'
System: 'The phone number of The Six Bells, High Saint is 01223880244.'
User: 'and the price'
System: 'Let me confirm. You don't care about the food and you are looking for a venue.'
User: 'thank you good bye'
Question: 'Did the user ask for the phone number of the restaurant?'

Output (English): Yes