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: 'im looking for a greek restaurant and it should have an expensive price range'
System: 'The Varsity, which serves greek food, is an outstanding restaurant. It's in the expensive price range.'
User: 'sil'
System: 'Are you looking for somewhere near a particular venue? For example, the Folk Museum, the Michaelhouse Centre, or the Whipple Museum.'
User: 'what was that'
System: 'What part of town do you have in mind? For example, something in the Cherry Hinton, New Chesterton, or riverside area.'
User: 'no'
System: 'The Varsity, which serves greek food, is an outstanding restaurant. It's in the expensive price range.'
User: 'sil'
System: 'Are you looking for somewhere near a particular venue? For example, Great Saint Mary's Church, the People's Portraits Exhibition, or Williams Art and Antiques.'
User: 'uh what is the address and the area of the venue'
System: 'The Varsity is on 35 Saint Andrew's Street. The price for main courses ranges from 9 pounds 95 to 18 pounds 95.'
User: 'no'
System: 'The Varsity is an outstanding restaurant.'
User: 'what is the area and address of the place'
System: 'The Varsity, which is in the Girton part of town, is located on 35 Saint Andrew's Street. The price for main courses ranges from 9 pounds 95 to 18 pounds 95.'
User: 'sil'
System: 'The Varsity is a great restaurant.'
User: 'what is the address and the area of the venue'
System: 'The Varsity is located on 35 Saint Andrew's Street.'
User: 'what type of food does it serve'
System: 'The Varsity serves greek food.'
User: 'ok and where is the area uh that this is located'
System: 'The Varsity is on 35 Saint Andrew's Street and it's in the Girton part of town.'
User: 'thank you good bye'

Output (English): Expensive