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 want an international restaurant'
System: 'What kind of price range are you looking for? For example, cheap, or free.'
User: 'it does not matter'
System: 'What kind of price range are you looking for? For example, moderate.'
User: 'sil'
System: 'What kind of price range are you looking for? For example, cheap, expensive, or free.'
User: 'sil'
System: 'Giraffe, which serves international food, is an outstanding restaurant.'
User: 'any'
System: 'Are you looking for somewhere near a particular venue? For example, Clare Hall, Old Schools, or the Ruskin Gallery.'
User: 'any price'
System: 'Giraffe is a great venue. The price for main courses ranges from 6 pounds 95 to 14 pounds 95 and the price for a cappuccino is 2 pounds 10.'
User: 'any place'
System: 'Giraffe is a great restaurant.'
User: 'any place'
System: 'Giraffe is an outstanding venue. The price for main courses ranges from 6 pounds 95 to 14 pounds 95 and the price for a cappuccino is 2 pounds 10.'
User: 'sil'
System: 'Giraffe is a great restaurant.'
User: 'what is the address'
System: 'Giraffe is located on Christ's Lane.'
User: 'thank you goodbye'
Question: 'Did the user ask for the phone number of the restaurant?'

Output (English): No