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, a pub, or a restaurant.'
User: 'a restaurant'
System: 'What type of food would you like? For example, East asian, American, or Thai.'
User: 'dont care'
System: 'What kind of price range are you looking for? For example, cheap, expensive, or moderate.'
User: 'cheap'
System: 'Blue Spice is a great restaurant.'
User: 'castle hill area'
System: 'Blue Spice is an outstanding restaurant.'
User: 'in the castle hill area'
System: 'Blue Spice is an outstanding restaurant.'
User: 'castle hill area'
System: 'What kind of price range are you looking for? For example, expensive, or free.'
User: 'cheap'
System: 'La Raza, which is in the cheap price range, is a great restaurant.'
User: 'castle hill area'
System: 'Are you looking for somewhere near a particular venue? For example, the Book and Print Gallery, or Holy Trinity Church.'
User: 'no'
System: 'La Raza is an outstanding restaurant and it's in the cheap price range.'
User: 'background noise'
System: 'The Dojo Noodle Bar is a great restaurant and it's in the cheap price range.'
User: 'i need the address'
System: 'The Dojo Noodle Bar is located on Miller's Yard.'
User: 'i need the fo type of food'
System: 'The Dojo Noodle Bar serves fusion food.'
User: 'background noise'
System: 'The Dojo Noodle Bar is an outstanding restaurant.'
User: 'type of food'
System: 'The Dojo Noodle Bar is a great restaurant.'
User: 'type of food'
System: 'The Dojo Noodle Bar is an outstanding restaurant.'
User: 'what type of food'
System: 'The Dojo Noodle Bar serves fusion food.'
User: 'thank you good bye'

Output (English): Cheap