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: 'i need to find and expensive restaurant in the trumpington area'
System: 'What type of food would you like? For example, East asian, Japanese, or Turkish.'
User: 'unintelligible'
System: 'Are you looking for somewhere near a particular venue? For example, Clare College, Jesus College, or the Ruskin Gallery.'
User: 'no'
System: 'Let me confirm. You don't care about the location and you are looking for a venue.'
User: 'no'
System: 'What type of food would you like? For example, Fastfood.'
User: 'i do not care about the location'
System: 'What type of food would you like? For example, American, or Thai.'
User: 'i dont care'
System: 'The Oak Bistro, which is in the Trumpington part of town, is an outstanding restaurant. It's in the expensive price range.'
User: 'i dont care'
System: 'Let me confirm. You don't care about the food and you are looking for a venue.'
User: 'i need a phone number and a price'
System: 'Let me confirm. You don't care about the food and you are looking for a venue.'
User: 'thats correct'
System: 'Are you looking for a pub or a restaurant?'
User: 'thats correct'
System: 'Are you looking for a pub or a restaurant?'
User: 'i need an expensive restaurant'
System: 'Let me confirm. You don't care about the food and you are looking for a venue.'
User: 'thank you good bye'

Output (English): Expensive