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 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: 'im looking for a traditional restaurant with a moderate price range'
System: 'Are you looking for somewhere near a particular venue? For example, Castle Galleries, Cherry Hinton Water Play, or Holy Trinity Church.'
User: 'no'
System: 'The Eagle, which serves traditional food, is a great restaurant. It's in the moderate price range.'
User: 'whats the address phone number and postcode of the venue'
System: 'The Eagle, which is in the area with the postcode CB2 3QN, is on 8 Benet Street. Its phone number is 01223505020.'
User: 'thank you goodbye'

[EX A]: Moderate

[EX 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: 'unintelligible restaurant'
System: 'What part of town do you have in mind? For example, something in the Arbury, Fen Ditton, or Romsey area.'
User: 'no preference'
System: 'Let me confirm. You are looking for a french venue.'
User: 'no'
System: 'What kind of price range are you looking for? For example, free, or moderate.'
User: 'any'
System: 'What part of town do you have in mind? For example, something in the Girton, King's Hedges, or riverside area.'
User: 'sil'
System: 'What type of food would you like? For example, Cafe food, or Greek.'
User: 'cafe food'
System: 'What part of town do you have in mind? For example, something in the Arbury, Barnwell, or New Chesterton area.'
User: 'any'
System: 'Are you looking for somewhere near a particular venue? For example, Clare College, the People's Portraits Exhibition, or Primavera.'
User: 'no'
System: 'Carringtons is a great cafe and an outstanding restaurant and it serves cafe food and english food.'
User: 'the address'
System: 'Carringtons is located on 23 Market Street.'
User: 'phone number'
System: 'The phone number of Carringtons is 01223361792.'
User: 'good bye thank you'

[EX A]: Don't Care

[EX 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 want information on a restaurant'
System: 'What type of food would you like? For example, Japanese, Thai, or Turkish.'
User: 'anything'
System: 'Are you looking for somewhere near a particular venue? For example, Byard Art, Cherry Hinton Water Play, or Saint John's College.'
User: 'trumpington'
System: 'The Oak Bistro, which is in the Trumpington part of town, is an outstanding restaurant.'
User: 'can you give me the address'
System: 'The Oak Bistro is located on 6 Lensfield Road.'
User: 'sil'
System: 'The Oak Bistro is a great restaurant.'
User: 'can you tell me how long its open'
System: 'The Oak Bistro is a great restaurant and it's in the Trumpington part of town.'
User: 'what are its working hours'
System: 'The Oak Bistro is a great restaurant.'
User: 'how long is it open'
System: 'The Oak Bistro is a great restaurant.'
User: 'sil'
System: 'The Oak Bistro is an outstanding restaurant.'
User: 'thank you good bye'

[EX A]:
Don't Care