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: 'sil'
System: 'Can I help you with anything else?'
User: 'im looking for a chinese takeaway restaurant in a cheap price range'
System: 'La Raza, which is in the cheap price range, is an outstanding restaurant.'
User: 'chinese restaurant'
System: 'The Golden Palace, which serves chinese food, is an outstanding restaurant. It's in the cheap price range.'
User: 'what is the phone number and price of the venue'
System: 'The Golden Palace is located on 19 Hatter Street and its phone number is 01284754311. The price for main courses ranges from 2 pounds 20 to 5 pounds 50.'
User: 'is it a chinese takeaway restaurant'
System: 'The Golden Palace, which serves chinese food, is a great restaurant. It's in the cheap price range.'
User: 'thank you goodbye'

Output (English): Cheap