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.

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 an expensive restaurant in the fenditton area'
System: 'Let me confirm. You don't care about the area and you are looking for a venue.'
User: 'an expensive restaurant in the fenditton area'
System: 'The Riverside Restaurant is an outstanding restaurant, it's in the Fen Ditton part of town and it's in the expensive price range.'
User: 'what is the address'
System: 'The Riverside Restaurant is located on Cambridge Regional College, Newmarket Road.'
User: 'and the phone number'
System: 'The phone number of the Riverside Restaurant is 01223418997.'
User: 'and what is the type of food'
System: 'The Riverside Restaurant serves contemporary food.'
User: 'thank you goodbye'

Expensive

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: 'sil'
System: 'What kind of venue are you looking for? For example, a pub, or a restaurant.'
User: 'im looking for a pub with internet connection'
System: 'The Bakers, which has an internet connection, is an outstanding pub.'
User: 'id like the address and postcode'
System: 'The Bakers is on 176 East Road and it's in the area with the postcode CB1 1BG.'
User: 'thank you goodbye'

Don't Care

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 pub and it should have a tv i dont care what price range'
System: 'Would you like an other or true television?'
User: 'i am looking for a pub and it should have a tv'
System: 'What part of town do you have in mind? For example, something in the Addenbrooke's, Girton, or King's Hedges area.'
User: 'i dont care'
System: 'The Baron of Beef has a television and it's an outstanding pub.'
User: 'ok uh does it have internet'
System: 'The Baron of Beef doesn't have any internet connection.'
User: 'ok uh can you please tell me what the address of the pub'
System: 'The Baron of Beef is located on Bridge Street.'
User: 'background noise'
System: 'The Baron of Beef has a television and it's an outstanding pub.'
User: 'ok thank you good bye'


Don't Care

