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: 'alright'
System: 'What kind of venue are you looking for? For example, a cafe, or a restaurant.'
User: 'seafood restaurant'
System: 'What part of town do you have in mind? For example, something in the Cherry Hinton, Girton, or Trumpington area.'
User: 'none'
System: 'Loch Fyne is an outstanding restaurant and it serves seafood.'
User: 'is it expensive'
System: 'Loch Fyne is in the expensive price range.'
User: 'what is the address'
System: 'Loch Fyne is on 37 Trumpington Street.'
User: 'what is the phone number'
System: 'The phone number of Loch Fyne is 01223902103.'
User: 'what is the price of the venue'
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