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: 'What kind of venue are you looking for? For example, a cafe, or a restaurant.'
User: 'im looking for an indian restaurant that should be expensive i also want to know the phone number and address'
System: 'Blue Spice is a great restaurant. It serves indian food. It's in the expensive price range.'
User: 'what is the phone number and address'
System: 'Blue Spice is located on Unit F1, Cambridge Leisure Park, Clifton Way and its phone number is 01223413337.'
User: 'thank you goodbye'

Output (English): Expensive