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: 'background noise'
System: 'What kind of venue are you looking for? For example, a cafe, or a pub.'
User: 'unintelligible'
System: 'Are you looking for a pub or a restaurant?'
User: 'cafe unintelligible'
System: 'Are you looking for a pub or a restaurant?'
User: 'cafe food cheapest shut the fuck up'
System: 'Are you looking for a venue with a television?'
User: 'thank you good bye'

Output (English): Cheap