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: 'uh ok'
System: 'Can I help you with anything else?'
User: 'im looking for a seafood restaurant in the expensive price range'
System: 'Loch Fyne is an outstanding restaurant, it serves seafood and it's in the expensive price range.'
User: 'whats the address phone number and price'
System: 'Loch Fyne is on 37 Trumpington Street and its phone number is 01223902103. The price for main courses ranges from 9 pounds to 20 pounds.'
User: 'background noise'
System: 'Loch Fyne is an outstanding restaurant.'
User: 'what is the address phone number and price'
System: 'Loch Fyne is located on 37 Trumpington Street and its phone number is 01223902103.'
User: 'what is the price'
System: 'Loch Fyne is an outstanding venue. The price for main courses ranges from 9 pounds to 20 pounds.'
User: 'thank you good bye'

Output (English): Expensive