The input is a conversation between an automated system and a user looking for suggestions for pubs, restaurants and coffee shops in Cambridge. In the dialogue, the user may provide some criteria for the type of place they want such as price range, cuisine, etc. Given such a dialogue, output the price range the user if looking for which can take one of four values: Cheap, Moderate, Expensive and Don't Care. Output cannot be any other value than the four values. Note that if the user asks for the prices of items provided at a pub, restaurant or coffee shop but doesn't mention the price range they are looking for then the correct classification will be Don't Care. If the user does not mention a particular price, the correct classification will be Don't Care.

[Q]: 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: 'i am looking for a sea food restaurant with expensive price range pricing'
System: 'Loch Fyne, which serves seafood, is a great restaurant. It's in the expensive price range.'
User: 'can you give the address and the area of this restaurant'
System: 'Loch Fyne is on 37 Trumpington Street. The price for main courses ranges from 9 pounds to 20 pounds.'
User: 'unintelligible the area of this venue'
System: 'Loch Fyne is in the riverside part of town.'
User: 'ok thank you good bye'

[A]: Expensive


[Q]: 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: 'hi i am looking for a chinese take away restaurant'
System: 'What part of town do you have in mind? For example, riverside, or Trumpington.'
User: 'i dont care'
System: 'Yippee Noodle Bar, which serves chinese take away and japanese food, is an outstanding restaurant.'
User: 'ok what is the address phone number and post code of the venue'
System: 'Yippee Noodle Bar is located on 7-9 King Street. Its phone number is 01223518111. It's in the area with the postcode CB1 1LH.'
User: 'clicking sil'
System: 'Yippee Noodle Bar is a great restaurant.'
User: 'ok ah what is the address'
System: 'Yippee Noodle Bar is on 7-9 King Street.'
User: 'thank you what is the phone number and post code of the venue'
System: 'The phone number of Yippee Noodle Bar is 01223518111 and it's in the area with the postcode CB1 1LH.'
User: 'thank you so much good bye'

[A]: Don't Care


[Q]: 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'
System: 'What kind of venue are you looking for? For example, a pub.'
User: 'a restaurant'
System: 'What part of town do you have in mind? For example, something in the Arbury, Girton, or King's Hedges area.'
User: 'the addenbrookes area'
System: 'What type of food would you like? For example, Drinks and snacks only, Italian, or Thai.'
User: 'the addenbrookes area'
System: 'What part of town do you have in mind? For example, something in the New Chesterton, Romsey, or Trumpington area.'
User: 'an expensive restaurant'
System: 'What part of town do you have in mind? For example, something in the Barnwell, riverside, or Romsey area.'
User: 'the addenbrookes area'
System: 'The Lucky Star, which is in the Addenbrooke's part of town, is a great restaurant. It's in the expensive price range.'
User: 'the addenbrookes area'
System: 'The Lucky Star, which is in the Addenbrooke's part of town, is a great restaurant. It's in the expensive price range.'
User: 'the addenbrookes area'
System: 'The Lucky Star, which is in the Addenbrooke's part of town, is an outstanding restaurant. It's in the expensive price range.'
User: 'what type of food does it serve'
System: 'The Lucky Star serves chinese food.'
User: 'what type of food does the venue serve'

[A]:
Expensive