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 east asian restaurant that is in expensive price range'
System: 'What part of town do you have in mind? For example, something in the Cherry Hinton, Fen Ditton, or riverside area.'
User: 'i dont care'
System: 'Shiraz, which serves east asian food, is an outstanding restaurant. It's in the expensive price range.'
User: 'whats the address'
System: 'Shiraz is on 84 Regent Street. The price for main courses ranges from 9 pounds to 14 pounds 15.'
User: 'whats the phone number'
System: 'The phone number of Shiraz is 01223902104.'
User: 'whats the postcode'
System: 'Shiraz is in the area with the postcode CB2 1DP.'
User: 'thank you good bye'

Output (English): Expensive