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: Phone is 01223505015 and postcode cb11ln. Would you like me to get you a table? Sentence2: No that's all. Thanks so much! Sentence3: I booked you on TR8399 arriving at 10:07. Booking was successful, the total fee is 17.6 GBP payable at the station . Reference number is : AVBKNMXQ . Sentence4: Thank you very much. Sentence5: I'm looking for an expensive restaurant that serves european food while I'm in Cambridge. Sentence6: Darry's Cookhouse and Wine Shop is located at 40270 King Street at the City Centre. Would you like their phone number? Sentence7: Yes, please, and their postcode as well. Sentence8: You are welcome. Enjoy your stay. Sentence9: No. But I need a train going to Ely. Sentence10: Where are you travelling from and what time? Sentence11: I am departing from cambridge on monday and I need to arrive to Ely by 11:15. Sentence12: You choose one please. I need it for 4 people. Sentence13: Is there anything else I can help you with? Sentence14: I have 3 trains available leaving at 06:07, 08:07, and 10:07. What time would you like to leave? Question: Who has spoken the sentence 6? (A) User (B) System

Output: Answer: (A) User

Input: Consider Input: Sentence1: Thank you, good bye. Sentence2: Sure. It's in the centre on Station Road. Anything else? Sentence3: The cityroomz is a 0 star hotel in the moderate price range. It is in the centre of town. Would you like me to book it for you? Sentence4: Is the cityroomz a guesthouse? That's what I'm looking for. Sentence5: Yes, can you book that for me for 5 people and 4 nights? I need it on Sunday. Sentence6: Have a wonderful time, good bye. Sentence7: You know what, the hotel will actually work for me. Can you tell me where Cityroomz is located? Sentence8: How about two night? Sentence9: No, Cityroomz is a hotel. The City Center North B&B or the El Shaddai are 0 star guesthouses. Sentence10: Sorry, that booking wasn't available. Maybe another day or a shorter stay would work? Sentence11: Could you help me find a 0 star hotel? Sentence12: That worked. Your reference number is YZMQ4JNN . Question: Who has spoken the sentence 6? (A) User (B) System

Output: Answer: (A) User

Input: Consider Input: Sentence1: Yes, I am looking for a train leaving Cambridge going to Norwich on Friday. Sentence2: There are 4 boat attractions. What area of town would you like? Sentence3: Not sure what area, but could you pick one for me and tell me the address and phone number? Sentence4: Booked! TR4093 is your train, reference number is 08QY408D . 105.6 is the total fee. It leaves at 18:36 and arrives at 19:55. Sentence5: There are 19 trains from Cambridge to Norwich on Friday. Is there a particular time you'd like to leave or arrive? Sentence6: Sure, Camboats is always a good bet. Their address is the plough, green end, fen ditton, and postcode is cb58sx. Can I help you with anything else today? Sentence7: Thank you, you too. Sentence8: Yes, I would like to book the one that arrives closest to 20:30. I will need tickets for 6 people. Sentence9: Have a good day. Sentence10: I'd like to leave on Friday and arrive by 20:30. Sentence11: Excellent. Have a great rest of your day! Sentence12: Alright, you have plenty of options. The first train available leaves at 5:36, and they run every hour until 18:36. Would you like to book one of these trips? Sentence13: I have everything I need. Sentence14: I am looking for places to go in town, preferably something with boats. Question: Who has spoken the sentence 10? (A) User (B) System
Output: Answer: (A) User