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: 'sil'
System: 'What kind of price range are you looking for? For example, cheap, expensive, or moderate.'
User: 'im looking for a cheap restaurant'
System: 'Are you looking for somewhere near a particular venue? For example, Downing College, Gonville and Caius College, or the People's Portraits Exhibition.'
User: 'it should be in the romsey area'
System: 'Are you looking for somewhere near a particular venue? For example, Christ's College, the Regency Gallery, or Trinity College.'
User: 'no'
System: 'The Royal Standard, which is in the Romsey part of town, is an outstanding restaurant. It's in the cheap price range.'
User: 'what is the phone number'
System: 'The phone number of the Royal Standard is 01223902175.'
User: 'what type of food do they serve'
System: 'The Royal Standard serves indian food.'
User: 'thank you goodbye'

Output (English): Cheap