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: 'background noise'
System: 'What kind of venue are you looking for? For example, a cafe.'
User: 'a restaurant'
System: 'What kind of price range are you looking for? For example, cheap, free, or moderate.'
User: 'an expensive continental restaurant'
System: 'Let me confirm. You are looking for a venue in the expensive price range.'
User: 'yes'
System: 'What part of town do you have in mind? For example, something in the Fen Ditton, New Chesterton, or Trumpington area.'
User: 'anywhere'
System: 'Alimentum, which serves continental food, is a great restaurant. This place, which serves french food, is in the expensive price range.'
User: 'what is the address'
System: 'Alimentum is on 152-154 Hills Road.'
User: 'what is the postcode'
System: 'Alimentum is in the area with the postcode CB2 8PB.'
User: 'what is the phone number'
System: 'The phone number of Alimentum is 01223413000.'
User: 'thank you good bye'

Output (English): Expensive