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: 'cough music'
System: 'What kind of price range are you looking for? For example, cheap, expensive, or free.'
User: 'hello'
System: 'What kind of price range are you looking for? For example, cheap, expensive, or free.'
User: 'cheap price range'
System: 'Let me confirm. You are looking for a venue in the cheap price range.'
User: 'i want im looking for a cheap price range'
System: 'What kind of venue are you looking for? For example, a pub, or a restaurant.'
User: 'cheap'
System: 'What kind of venue are you looking for? For example, a cafe, or a pub.'
User: 'cafe'
System: 'What type of food would you like? For example, Cafe food, pub, or Greek.'
User: 'food restaurant'
System: 'What part of town do you have in mind? For example, something in the Castle Hill, central, or riverside area.'
User: 'whats the address and price'
System: 'Are you looking for somewhere near a particular venue? For example, the Botanic Gardens, Clare Hall, or Saint John's College.'
User: 'no'
System: 'What part of town do you have in mind? For example, something in the Chesterton, Romsey, or Trumpington area.'
User: 'no'
System: 'What part of town do you have in mind? For example, something in the Castle Hill, King's Hedges, or Romsey area.'
User: 'neither none none'
System: 'What part of town do you have in mind? For example, something in the Arbury, central, or riverside area.'
User: 'romsey area'
System: 'What type of food would you like? For example, Cafe food, French, or Fusion.'
User: 'french'
System: 'Let me confirm. You are looking for a french venue.'
User: 'cafe food'
System: 'What type of food would you like? For example, Chinese take away, Mexican and Tex Mex, or pub.'
User: 'sure'
System: 'What type of food would you like? For example, American, Greek, or Spanish.'
User: 'sil'
System: 'What type of food would you like? For example, Chinese, Turkish, or Vegetarian.'
User: 'american'
System: 'Gourmet Burger , which serves american food, is an outstanding restaurant. It's in the cheap price range.'
User: 'chinese'
System: 'Gourmet Burger , which is in the central part of town, is on 43-45 Regent Street. The price for main courses ranges from 3 pounds 95 to 8 pounds 45.'
User: 'thank you goodbye'

Output (English): Cheap