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: 'seafood restaurant'
System: 'Let me confirm. You are looking for a seafood venue.'
User: 'yes'
System: 'Loch Fyne is a great restaurant. It serves seafood.'
User: 'expensive price range'
System: 'Loch Fyne is an outstanding venue. The price for main courses ranges from 9 pounds to 20 pounds.'
User: 'what is the phone number and address'
System: 'Loch Fyne is located on 37 Trumpington Street and its phone number is 01223902103.'
User: 'thank you good bye'

Output (English): Expensive