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 price range are you looking for? For example, expensive, free, or moderate.'
User: 'im looking for an expensive restaurant in the addenbrookes area'
System: 'Are you looking for somewhere near a particular venue? For example, the Broughton House Gallery, the Folk Museum, or the Lammas Land Park.'
User: 'i dont care'
System: 'The Lucky Star is an outstanding restaurant, it's in the Addenbrooke's part of town and it's in the expensive price range.'
User: 'can i get the address phone number and postcode'
System: 'The Lucky Star is on Unit. Its phone number is 01223244277. It's in the area with the postcode CB1 7DY.'
User: 'sil'
System: 'The Lucky Star is a great restaurant.'
User: 'sil'
System: 'The Lucky Star is an outstanding restaurant.'
User: 'can i get the address'
System: 'The Lucky Star is on Unit.'
User: 'can i get the phone number'
System: 'The phone number of the Lucky Star is 01223244277.'
User: 'sil'
System: 'The Lucky Star is on Unit.'
User: 'sil'
System: 'The Lucky Star is an outstanding restaurant.'
User: 'sil'
System: 'The Lucky Star is a great restaurant.'
User: 'can i get the phone number'
System: 'The Lucky Star is a great restaurant.'
User: 'phone number'
System: 'The phone number of the Lucky Star is 01223244277.'
User: 'postcode'
System: 'The Lucky Star is in the area with the postcode CB1 7DY.'
User: 'and whats the address again'
System: 'The Lucky Star is on Unit.'
User: 'thank you goodbye'

Output (English): Expensive