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: 'unitelligible'
System: 'What kind of price range are you looking for? For example, expensive, or free.'
User: 'unintelligible'
System: 'What kind of price range are you looking for? For example, cheap, expensive, or moderate.'
User: 'cheap'
System: 'What kind of venue are you looking for? For example, a cafe, or a pub.'
User: 'cheap'
System: 'What kind of venue are you looking for? For example, a pub, or a restaurant.'
User: 'coffee shop'
System: 'What type of food would you like? For example, American, Continental, or Spanish.'
User: 'coffee shop'
System: 'Are you looking for somewhere near a particular venue? For example, Cafe Jello, Little Saint Mary's, or Old Schools.'
User: 'unintelligible'
System: 'What part of town do you have in mind? For example, Addenbrooke's, or Barnwell.'
User: 'city centre'
System: 'Clowns is a great cafe and an outstanding restaurant, it's in the central part of town and it's in the cheap price range.'
User: 'city centre'
System: 'Clowns is an outstanding cafe and a great restaurant and it's in the central part of town. It's in the cheap price range.'
User: 'whats the phone number'
System: 'The phone number of Clowns is 01223355711.'
User: 'what is the restaurant and what is the phone number'
System: 'The phone number of Clowns is 01223355711.'
User: 'okay uh what type of food'
System: 'Clowns serves italian food.'
User: 'what type of food'
System: 'Clowns serves italian food.'
User: 'unintelligible do you have anything else'
System: 'La Raza is a great restaurant, it's in the central part of town and it's in the cheap price range.'
User: 'what type of food'
System: 'La Raza serves spanish food.'
User: 'do you have uh coffee shop'
System: 'Are you looking for a cafe or a restaurant?'
User: 'cafe'
System: 'Clowns, which is a great cafe and an outstanding restaurant, is in the central part of town. It's in the cheap price range.'
User: 'coffee shop'
System: 'Clowns, which is an outstanding cafe and a great restaurant, is in the central part of town. It's in the cheap price range.'
User: 'okay thank you very m thank you goodbye'

Output (English): Cheap