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

Example Input: Sentence1: That would be TR5906 at 21:39 on Monday. Sentence2: The first train after 21:15 works for me. I need to book it for three people, please provide the reference number. Sentence3: Thank you so much for all your help. Sentence4: Great, have a wonderful day! Sentence5: Will you be needing anything else today? Sentence6: I am interested in cinemas specifically. Sentence7: There are 70 trains that leave from London Liverpool Street to Cambridge, what day and time would you like to leave? Sentence8: Excellent. I'd also like a train please. One that leaves from london liverpool street to cambridge. Sentence9: I can certainly book that for you! However, could you let me know what day of the week you'll be travelling? Sentence10: I'm looking for places go to in the south of town. Sentence11: No thank you. That is everything I need at this time. Sentence12: I have booked 3 tickets for you for 49.8gbp payable at the station. your reference number is ETOI91ON Sentence13: The Cineworld Cinema is in the South part of town. Their phone number is 00872208000. Would you like their address? Sentence14: I will be traveling on Monday, and I will need the reference number as well. Sentence15: Great! Thank you. What a relief. Sentence16: Yes, please give me the address and postcode. Sentence17: It's located at cambridge leisure park, clifton way and the postcode is cb17dy Sentence18: The attraction types in the south area are theatre, park, nightclub, museum, cinema, and entertainment. Which one are you interested in? Question: Who has spoken the sentence 6? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: I have train TR4494 that will be departing at 09:59 and arriving by 11:27. Would this interest you? Sentence2: Can you tell me where you are departing from please and the number of tickets you will need? Sentence3: Are you looking for an attraction in the Centre of town as well? Sentence4: what kind of attraction would you like to visit? Sentence5: I need to arrive by 12:15 please. Sentence6: Yes. Can you try 16:15? Sentence7: Yes, attractions in the Centre of town would be great. Sentence8: Yes, Bedouin is in the expensive price range and is in the centre of town. Sentence9: Do you prefer a certain type of cuisine? Sentence10: I'll be leaving Cambridge and need 7 tickets. Sentence11: Hi. I'll be traveling to there and can't wait to try the restaurants there. Could you help me find a place? Sentence12: I have gotten you 7 tickets on train TR4494, reference number ENXXH8XH and the total fee is 116.2 GBP. Is there anything else I can help you with? Sentence13: Yes, I would like to make a booking please for 7 people. Sentence14: My apologies. The table you requested is not available at 17:15 on Monday night. Would you like to try a different day or time? Sentence15: Your restaurant and travel accommodations have been booked. Reference number KCIWXESP and HTEPD4LJ respectively. Is there anything else I can help you with today? Sentence16: That would be it for today. Thank you Sentence17: Alright, there are 10 trains traveling to London Liverpool Street. Is there a particular departure or arrival time you are wanting? Sentence18: No you have been most kind. Thank you for doing the bookings. Are there any attractions in the same area? Sentence19: Yes, I would like to try South African cuisine. Sentence20: Is it in the expensive price range? Sentence21: I have decided I don't really need an attraction. I think that will be all today. Sentence22: I have a restaurant called Bedouin located downtown an 100 Mill Road, if that interests you. Sentence23: On what day would you like to book? Sentence24: We will be there monday night. Sentence25: Yes, go ahead and book that restaurant for 7 people at 17:15, please. Sentence26: I am also needing train tickets for Tuesday going to London Liverpool Street. Sentence27: I was able to make reservation for you on Monday at 16:15 for 7 people. Your reference number is KCIWXESP . Is there anything else I can do for you? Sentence28: I hope you enjoy your stay in Cambridge. Goodbye! Question: Who has spoken the sentence 10? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: Yes, can you please and send me the reference number? Sentence2: I need a taxi as well? Sentence3: I need to arrive by 05:15. Sentence4: I also need to know how many days and what day you will be staying. Sentence5: Can you also find a swimming pool I can visit? Sentence6: Alright a yellow volkswagen has been booked it will have you to the pool by 05:15. Your confirmation number is 07422806466. Is there anything else I can assist you with? Sentence7: I need to leave from autumn house to a swimming pool Sentence8: Where is your departure site and destination? Sentence9: Could I get the postcode and entrance fee for the one in the east? Sentence10: 5 days and I need postcode and entrance fee Sentence11: That will be all thank you Sentence12: Have a nice day and thank you for contacting us. Sentence13: Yes, the Autumn House has free parking! Would you like to make a reservation? Sentence14: The Autumn House hotel is a cheap guesthouse on the east side, located at 710 Newmarket Road. Sentence15: Right, as I states above, 5 days please. Sentence16: Ok. How many days will you be staying? Sentence17: I need to find the Autumn House Hotel. Sentence18: I'm afraid I don't have the entrance fee, but the postcode is cb58nt. Can I help with anything else? Sentence19: I would love to help. When would you like to arrive or leave by? Sentence20: There are 2 pools in the north, one in the center and one in the east. Which do you prefer? Sentence21: You are booked. Your reference number is XPCARI17 Sentence22: Do they have free parking there? Question: Who has spoken the sentence 1? (A) User (B) System
Example Output:
Answer: (B) System