instruction:
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.
question:
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 would like an expensive restaurant in the romsey area'
System: 'The Backstreet Bistro, which is in the Romsey part of town, is a great restaurant. It's in the expensive price range.'
User: 'may i have the address and phone number'
System: 'The Backstreet Bistro is located on 2 Sturton Street and its phone number is 01223306306.'
User: 'what type of food is served'
System: 'The Backstreet Bistro serves contemporary and english food.'
User: 'thank you good bye'

answer:
Expensive


question:
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 cheap restaurant in the girton area'
System: 'The Dojo Noodle Bar, which is in the Girton part of town, is a great restaurant. It's in the cheap price range.'
User: 'sil'
System: 'What type of food would you like? For example, American, Contemporary, or Vegetarian.'
User: 'i dont care what type of food'
System: 'The Dojo Noodle Bar is an outstanding restaurant. It's in the Girton part of town. It's in the cheap price range.'
User: 'unintelligible what is the address and postcode'
System: 'The Dojo Noodle Bar, which is in the area with the postcode CB2 1RQ, is on Miller's Yard.'
User: 'sil'
System: 'The Dojo Noodle Bar is an outstanding restaurant.'
User: 'sil'
System: 'The Dojo Noodle Bar, which is in the Girton part of town, is a great restaurant. It's in the cheap price range.'
User: 'thank you goodbye'

answer:
Cheap


question:
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 an expensive restaurant in trumpington'
System: 'Are you looking for somewhere near a particular venue? For example, Artspace, Wandlebury Country Park, or Primavera.'
User: 'trumpington area'
System: 'What type of food would you like? For example, pub, American, or Thai.'
User: 'american'
System: 'What type of food would you like? For example, Chinese take away, Middleeastern, or Vegetarian.'
User: 'expensive chinese food'
System: 'Wok n Grill, which is in the Trumpington part of town, is a great restaurant. This place, which serves chinese food, is in the expensive price range.'
User: 'what is the address'
System: 'Wok n Grill is located on 18 High Street, Trumpington.'
User: 'thank you goodbye'

answer:

Expensive


