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: 'um hi im looking for an east asian restaurant in an expensive price range'
System: 'What part of town do you have in mind? For example, Cherry Hinton, or central.'
User: 'i dont care'
System: 'Shiraz is an outstanding restaurant, it serves east asian food and it's in the expensive price range.'
User: 'okay what is the address and phone number and the area of the venue'
System: 'Shiraz is located on 84 Regent Street and its phone number is 01223902104. The price for main courses ranges from 9 pounds to 14 pounds 15.'
User: 'okay thank you goodbye'

Output (English): Expensive