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.

Ex Input:
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: 'looking for a restaurant spanish'
System: 'Are you looking for somewhere near a particular venue? For example, the Gallery at twelve A High Street, King's College, or the Whipple Museum of the History of Science.'
User: 'no'
System: 'Blue Spice is an outstanding restaurant.'
User: 'the address'
System: 'What kind of price range are you looking for? For example, cheap, expensive, or moderate.'
User: 'do ah dont care'
System: 'Blue Spice is a great restaurant.'
User: 'the address'
System: 'What type of food would you like? For example, Northern european, Chinese, or Indian.'
User: 'indian'
System: 'The Red Bull is an outstanding restaurant and it's in the Newnham part of town.'
User: 'address'
System: 'The Red Bull is an outstanding restaurant.'
User: 'breathing i am looking for a spanish restaurant'
System: 'There is no restaurant in the Newnham area and serving spanish food.'
User: 'thank you good bye'


Ex Output:
Don't Care


Ex Input:
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: 'cafe food restaurant'
System: 'What kind of price range are you looking for? For example, free, or moderate.'
User: 'dont care'
System: 'What part of town do you have in mind? For example, something in the Barnwell, New Chesterton, or riverside area.'
User: 'dont care'
System: 'Carringtons, which serves cafe food, is a great cafe and an outstanding restaurant. It serves english food.'
User: 'phone number and price'
System: 'The phone number of Carringtons is 01223361792. The price for main courses ranges from 4 pounds 25 to 6 pounds 25 and the price for a cappuccino is 1 pound 95.'
User: 'thank you good bye'


Ex Output:
Don't Care


Ex Input:
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 moderately priced restaurant and it should be in the barnwell area'
System: 'The Wheatsheaf, which is in the Barnwell part of town, is an outstanding restaurant. It's in the moderate price range.'
User: 'if you can provide phone number address'
System: 'The Wheatsheaf is on Stow Road, Stow-Cum-Quy and its phone number is 01223812196.'
User: 'thank you goodbye'


Ex Output:

Moderate