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.'
User: 'sil'
System: 'What kind of venue are you looking for? For example, a pub, or a restaurant.'
User: 'cheap restaurant in the romsey area'
System: 'What type of food would you like? For example, East asian, Continental, or Japanese.'
User: 'restaurant'
System: 'What type of food would you like? For example, American, French, or Spanish.'
User: 'sil'
System: 'What type of food would you like? For example, Continental, English, or International.'
User: 'unitelligible restaurant in the romsey area'
System: 'What type of food would you like? For example, Drinks and snacks only, Chinese, or Thai.'
User: 'continental'
System: 'Are you looking for somewhere near a particular venue? For example, Cafe Jello, Christ's College, or Little Saint Mary's.'
User: 'chinese'
System: 'HK Fusion, which serves chinese food, is an outstanding restaurant. It's in the cheap price range.'
User: 'romsey area'
System: 'HK Fusion is on 21 Burleigh Street.'
User: 'is it in the romsey area'
System: 'HK Fusion is an outstanding restaurant.'
User: 'phone number'
System: 'HK Fusion is an outstanding restaurant.'
User: 'phone number'
System: 'HK Fusion is an outstanding restaurant.'
User: 'what is the phone number'
System: 'The phone number of HK Fusion is 01223355909.'
User: 'thank you and have a good day'

Output (English): Cheap