TASK DEFINITION: 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.
PROBLEM: 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: 'an english restaurant'
System: 'What kind of price range are you looking for? For example, free, or moderate.'
User: 'any kind'
System: 'What kind of price range are you looking for? For example, cheap, or moderate.'
User: 'moderate'
System: 'Carringtons is a great cafe and an outstanding restaurant, it serves cafe food and english food and it's in the moderate price range.'
User: 'and the address'
System: 'Carringtons is located on 23 Market Street.'
User: 'in what area'
System: 'Carringtons is in the central part of town.'
User: 'breathing thank you goo'
System: 'Can I help you with anything else?'
User: 'unintelligible'


SOLUTION: Don't Care

PROBLEM: 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: 'noise im trying to find a moderately priced restaurant and i want it to be in the chesterton area'
System: 'Twenty-four, which is in the Chesterton part of town, is an outstanding restaurant. It's in the moderate price range.'
User: 'may i have the address phone number and price of the venue'
System: 'Twenty-four is located on 24 Cambridge Science Park, Milton Road and its phone number is 01223395800. The price for main courses ranges from 6 pounds to 15 pounds.'
User: 'good bye and thank you'


SOLUTION: Moderate

PROBLEM: 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 cafe, or a restaurant.'
User: 'noise'
System: 'What kind of venue are you looking for? For example, a cafe, or a pub.'
User: 'im looking for a japanese restaurant'
System: 'Would you like italian or X food?'
User: 'im look'
System: 'Would you like italian or X food?'
User: 'im looking for a japanese restaurant'
System: 'Would you like japanese or X food?'
User: 'i dont care'
System: 'Yippee Noodle Bar, which serves chinese take away and japanese food, is an outstanding restaurant.'
User: 'i want a japanese restaurant'
System: 'Are you looking for somewhere near a particular venue? For example, Old Schools, the Whipple Museum, or Primavera.'
User: 'i dont care about the price range'
System: 'Yippee Noodle Bar is in the moderate price range. The price for main courses ranges from 7 pounds 30 to 11 pounds 40.'
User: 'no'
System: 'Yippee Noodle Bar is an outstanding restaurant.'
User: 'whats the address'
System: 'Yippee Noodle Bar is located on 7-9 King Street.'
User: 'whats the price of the venue'
System: 'Yippee Noodle Bar is a great venue. The price for main courses ranges from 7 pounds 30 to 11 pounds 40.'
User: 'thank you goodbye'


SOLUTION:
Don't Care