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: 'i want to find a norther european restaurant'
System: 'Polonia, which serves northern european food, is a great restaurant.'
User: 'area phone number and the price'
System: 'The phone number of Polonia is 01223902138. The price for main courses ranges from 1 pound 50 to 7 pounds 50.'
User: 'thank you good bye'

Output (English): Don't Care