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: 'nosie sil'
System: 'What kind of venue are you looking for? For example, a pub, or a restaurant.'
User: 'restaurant'
System: 'What kind of price range are you looking for? For example, free, or moderate.'
User: 'expensive price range'
System: 'Are you looking for somewhere near a particular venue? For example, Jesus College, Little Saint Mary's, or Wandlebury Country Park.'
User: 'no no special price'
System: 'What type of food would you like? For example, Drinks and snacks only, French, or Thai.'
User: 'italian'
System: 'What part of town do you have in mind? For example, Girton, or Trumpington.'
User: 'it doesnt matter'
System: 'Ask is a great restaurant and it serves italian food. It's in the expensive price range.'
User: 'noise sil'
System: 'Ask is a great venue. The price for main courses ranges from 6 pounds 25 to 11 pounds 95 and the price for a glass of wine ranges from 4 pounds 85 to 6 pounds 5.'
User: 'is this an italian restaurant'
System: 'Ask is an outstanding restaurant and it serves italian food.'
User: 'do you have any others in the expensive price range'
System: 'Ask is located on 12 Bridge Street. The price for main courses ranges from 6 pounds 25 to 11 pounds 95 and the price for a glass of wine ranges from 4 pounds 85 to 6 pounds 5.'
User: 'do you have any others'
System: 'The Sorrento is a great restaurant. It serves italian food. It's in the expensive price range.'
User: 'may i have the address'
System: 'The Sorrento is on 196 Cherry Hinton Road.'
User: 'an what is the post code'
System: 'The Sorrento is in the area with the postcode CB1 7AN.'
User: 'do you have any other italian restaurants in the expensive price range'
System: 'The Sorrento is an outstanding venue. The price for main courses ranges from 9 pounds to 16 pounds 95.'
User: 'do you have any others'
System: 'The Sorrento is located on 196 Cherry Hinton Road.'
User: 'clicking sil'
System: 'The Sorrento is a great restaurant.'
User: 'breathing sil'
System: 'The Sorrento is a great restaurant.'
User: 'thank you good bye'

Output (English): Expensive