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: 'uh can you find me a mexicana texmex restaurant in the expensive price range'
System: 'Nanna Mexico is a great restaurant, it serves mexican and tex mex food and it's in the expensive price range.'
User: 'ok what is the phone number and address of the venue'
System: 'Nanna Mexico is located on 33 Regent Street and its phone number is 01223902150. The price for main courses ranges from 5 pounds 35 to 15 pounds 50 and the price for a cappuccino is 2 pounds 95.'
User: 'ok what is the address of the venue'
System: 'Nanna Mexico is located on 33 Regent Street.'
User: 'ok thank you goodbye'


Ex Output:
Expensive


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: 'im looking for a moderately priced restaurant in the fen ditton area'
System: 'What type of food would you like? For example, Chinese take away, Middleeastern, or Vegetarian.'
User: 'ah chinese'
System: 'Are you looking for somewhere near a particular venue? For example, All Saints Church, Downing College, or Wandlebury Country Park.'
User: 'fen ditton'
System: 'What part of town do you have in mind? For example, something in the Addenbrooke's, Barnwell, or central area.'
User: 'the fen ditton area'
System: 'What part of town do you have in mind? For example, something in the Cherry Hinton, Girton, or Trumpington area.'
User: 'thank you good bye'


Ex Output:
Moderate


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: 'im looking for a mediterranean restaurant'
System: 'What kind of price range are you looking for? For example, cheap, or moderate.'
User: 'it doesnt matter'
System: 'What part of town do you have in mind? For example, something in the Fen Ditton, Girton, or King's Hedges area.'
User: 'background noise'
System: 'Are you looking for somewhere near a particular venue? For example, Corpus Christi, Hughes Hall, or Queens' College.'
User: 'no'
System: 'What part of town do you have in mind? For example, something in the Cherry Hinton, King's Hedges, or Trumpington area.'
User: 'background noise'
System: 'What part of town do you have in mind? For example, something in the Castle Hill, Girton, or riverside area.'
User: 'it doesnt matter'
System: 'Let me confirm. You don't care about the area and you are looking for a venue.'
User: 'thats true'
System: 'Would you like a girton area, or you don't care?'
User: 'i dont care'
System: 'Nando's Restaurant, Cambridge Leisure Park is a great restaurant and it serves mediterranean food.'
User: 'what is the address and phone number'
System: 'Nando's Restaurant, Cambridge Leisure Park is on Unit G5, Cambridge Leisure Park, Clifton Way, its phone number is 01223246568 and it's in the moderate price range.'
User: 'what is the prices'
System: 'Nando's Restaurant, Cambridge Leisure Park is a great venue. The price for main courses ranges from 3 pounds 50 to 12 pounds 45.'
User: 'thank you good bye'


Ex Output:

Don't Care