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: 'clicking sil'
System: 'What kind of venue are you looking for? For example, a cafe, or a pub.'
User: 'sil'
System: 'What kind of venue are you looking for? For example, a cafe, or a restaurant.'
User: 'im looking expensive unitelligible'
System: 'There is no pub in the expensive price range.'
User: 'im looking for expensive ah'
System: 'There is no pub in the expensive price range.'
User: 'an expensive restaurant'
System: 'What type of food would you like? For example, Northern european, Fastfood, or Turkish.'
User: 'im looking for a restaurant'
System: 'Are you looking for somewhere near a particular venue? For example, Corpus Christi, Hughes Hall, or Kettle's Yard.'
User: 'oh i dont care'
System: 'Blue Spice, which is in the expensive price range, is an outstanding restaurant.'
User: 'i dont care'
System: 'What type of food would you like? For example, East asian, English, or Fastfood.'
User: 'i dont care'
System: 'Blue Spice is an outstanding restaurant and it's in the expensive price range.'
User: 'is it in the romsey area'
System: 'The Backstreet Bistro, which is in the Romsey part of town, is a great restaurant. It's in the expensive price range.'
User: 'exellent can i get the address phone number and type of food please'
System: 'The Backstreet Bistro is located on 2 Sturton Street and its phone number is 01223306306.'
User: 'and the type of food it serves please'
System: 'The Backstreet Bistro is an outstanding restaurant.'
User: 'what type of food to they serve'
System: 'The Backstreet Bistro serves contemporary food. It serves english food.'
User: 'ok thank you good bye'

Output (English): Expensive