TASK DEFINITION: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
PROBLEM: Sentence1: The Warkworth House is a guesthouse in the East, it's moderately priced and rated 4 stars. I would love to assist you in booking a room if you would like? Sentence2: There are 5 parks in town. Did you have a certain area you prefer? Sentence3: It's actually not a museum, but considered an architecture attraction. Were you interested in a specific type of attraction? Sentence4: Cambridge university botanic gardens is a beautiful park. Its located at bateman street, costs 4 pounds to get in. Phone 01223336265, cb21jf. Will you need transportation? A train, taxi or bus? Sentence5: have a good day Sentence6: No, Is that a museum or a church. Sentence7: Oh, I suggest my favorite! It's Holy Trinity Church, beautiful architecture, and it's located on Market Street. It's free. Would you like their phone number? Sentence8: I have you at the Warkworth house. Would you like to change the reservations? Sentence9: i am looking for somewhere to go in the centre of Cambridge Sentence10: I think we would like it to be in the centre of town please. Sentence11: Yes your reference number is 53LJQ4H6 . Sentence12: No. That's perfect! Thanks for your help. Good bye. Sentence13: Yes, please. Can you reserve a room for Monday for 5 people, 3 nights? Sentence14: no. also find me a hotel by the name warkworth house Sentence15: Actually, I will need to book lodgings as well. Sentence16: Thanks! Can you suggest to me something to visit that isn't a church or architecture? Maybe a museum or a park? Question: Who has spoken the sentence 15? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: No thank you, goodbye. Sentence2: I'm sorry, there are no Korean restaurants in the north part of town. Can I help you find anything else? Sentence3: Thank you for using our system. Good bye Sentence4: How about any area? Sentence5: I would like a restaurant in the north part of town that serves korean food Sentence6: What is the address and price range? Sentence7: Little Seoul is at 108 Regent Street City Centre and is an expensive restaurant. Do you want the phone number? Sentence8: little seoul is in the centre and serves korean food Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: byard art is located in the south. The postcode is cb21sj and doesn't charge an entrance fee. Can I help with anything else? Sentence2: I also want to book a taxi to commute between the two places. Sentence3: Either will be fine Sentence4: I have 3 guesthouses and 1 hotel. Do you have a ratings preference? Sentence5: Lets try the south side. Sentence6: I'd like to be picked up at Byart Art museum by 21:00. Could you please book a taxi for me. Sentence7: I'm sorry I do want to stay at a hotel, not a guesthouse. I will just need the price range and post code please. Sentence8: Are you looking for a guesthouse or a hotel? Sentence9: I would like to go to a museum in the south. I need the postcode and entrance fee. Sentence10: Well I have a lot of places matching that description so can we narrow those choices by selecting an area for the hotel to be located in? Sentence11: What is your destination? Sentence12: That's all I need, thanks so much for all of your help! Have a great day! Sentence13: Okay! What kind of place would you like to visit? Sentence14: I want to go to the hotel. Sentence15: Okay, you're all set! You will be picked up in a yellow BMW. The contact number is 07193150653. Can I help you with anything else? Sentence16: the lensfield is nice its expensive and the postcode is cb21en, anything else today? Sentence17: I also need a place to stay at with free wifi and parking. Sentence18: i'm looking for places to go in town Sentence19: Sure, which place do you want to be picked up at and at what time? Sentence20: excellent, have a great day! Question: Who has spoken the sentence 19? (A) User (B) System

SOLUTION:
Answer: (B) System