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: 'yes im looking for an expensive restaurant around romsey please'
System: 'Let me confirm. You are looking for a venue in the Romsey area.'
User: 'yes'
System: 'The Backstreet Bistro, which is in the Romsey part of town, is an outstanding restaurant. It's in the expensive price range.'
User: 'ok can i have the address phone number and price please'
System: 'The Backstreet Bistro is on 2 Sturton Street and its phone number is 01223306306. The price for main courses ranges from 10 pounds 95 to 14 pounds 25.'
User: 'ok thank you good bye'

Output (English): Expensive