You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Input: Consider Input: Sentence1: I want the postcode Sentence2: The post code for the hospital is CB20QQ. Sentence3: Okay. Enjoy the rest of your day today Sentence4: Thank you. That was all I needed. Sentence5: Okay, Addenbrooke's hospital is located at Hills Road, Cambridge. Would you like the phone number? Sentence6: I am looking for the Addenbrookes Hospital Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: TR7966 departs at 5:40. Sentence2: Your booking was successful. Reference number is : M0ZETXSZ . Is there anything else I can help you with? Sentence3: There are 33 different lodging options in town. Do you have a preference for type, area, pricerange, or star rating? Sentence4: Type doesn't matter. I want it to be cheap and in the north. With a 4 star rating. Sentence5: Great. Now I need a place to stay. Sentence6: The worth house is located in the north and cheap, would you like a reservation? Sentence7: Yes, that works. Can I get the train id number and the price please? Sentence8: I need a train to stansted airport from cambridge please. Sentence9: What area and price range are you looking for? Sentence10: What is the departure time of that also please? Sentence11: That's great. Have a safe trip. goodbye. Sentence12: It should be a 4 star hotel. Sentence13: Ok, what day will you be traveling? Sentence14: the train Number is TR7966, it will cost you 10.10 pounds. Sentence15: No thank you. I am all set. Sentence16: Is it rated 4 stars? Sentence17: Yes it is a four star. It also has free internet and free parking. When were you planning your stay? Sentence18: book it for 7 people and 5 nights starting from saturday Sentence19: Thursday. I need to arrive by 12:45. Sentence20: The closest to thing I can find is a train leaving at 5:40 on Thursday. It arrives at Stansted Airport at 6:08. Is this okay? Question: Who has spoken the sentence 2? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: Actually, I would like to book the Acorn Guest House for wednesday. Sentence2: Certainly! How many people are staying and how many nights will you require? Sentence3: The Castle Galleries are in the centre. Sentence4: What museums do you have in the centre? Sentence5: That sounds good. Can you tell me what the entrance fee is? Sentence6: Okay. Is there anything else I can do for you today? Sentence7: Great! Have a wonderful day! Sentence8: The booking has been completed. Your reference number is : 01P47PJ5 . Is there anything else I could do for you? Sentence9: Not at this time. Let me think about it. Thanks! Sentence10: Thanks. Can I also have the address and postcode? Sentence11: The entrance fee is free. Sentence12: Unfortunately, they were not available for that stay. Would you like to try a shorter stay? Sentence13: I found 5 guesthouses in the north. The Acorn Guest House has free internet and parking. Can I book this guesthouse? Sentence14: I need a 4 star place to stay in the north. Sentence15: Can we please try for 2 nights? Sentence16: No, you've been a great help. Thank you for your time. Goodbye. Sentence17: It will be 3 nights for 8 people. Sentence18: Certainly. The address is unit su43, grande arcade, saint andrews street and the postcode is cb23bj. Is there anything else I can help you with? Question: Who has spoken the sentence 17? (A) User (B) System


Output: Answer: (B) System