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: 'continental restaurant expensive'
System: 'Are you looking for somewhere near a particular venue? For example, All Saints Church, Hughes Hall, or Wandlebury Country Park.'
User: 'continental restaurant expensive range'
System: 'What part of town do you have in mind? For example, Newnham, or Trumpington.'
User: 'n no'
System: 'Are you looking for somewhere near a particular venue? For example, Cambridge Contemporary Art, Christ's College, or Queens' College.'
User: 'no particular venue'
System: 'Alimentum, which serves continental and french food, is a great restaurant. It's in the expensive price range.'
User: 'repeat name'
System: 'Alimentum is an outstanding venue. The price for main courses ranges from 17 pounds 50 to 21 pounds and the price for a glass of wine ranges from 6 pounds 50 to 10 pounds 50.'
User: 'thats expensive really expensive'
System: 'Alimentum, which serves continental and french food, is an outstanding restaurant. It's in the expensive price range.'
User: 'address'
System: 'Alimentum is on 152-154 Hills Road.'
User: 'phone number'
System: 'The phone number of Alimentum is 01223413000.'
User: 'post code'
System: 'Alimentum is in the area with the postcode CB2 8PB.'
User: 'thank you good bye'

Output (English): Expensive