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

[Q]: Sentence1: I would actually like to book it for 8 people, not 3. Sentence2: Could you reserve the one in the centre of town for 3 nights starting Monday? There will be 3 of us. Sentence3: You're welcome. Glad to help! bye bye! Sentence4: Sure no problem. So the hotel is huntingdon marriott hotel and your reference number for the booking is 34BAQ2WK . Is there anything else I can help? Sentence5: I am looking for a hotel in the expensive price range. Sentence6: Unfortunately, I wasn't able to book you for the day and time you wanted. Would another day or time be alright? Sentence7: No, it doesn't matter. I would like a 4 star hotel with free parking though. Sentence8: That's great. I'm all set , thank you! Sentence9: There are 5 expensive hotels available. Did you have a preference as to area of the hotel? Sentence10: There are two, one in the west and one the centre of town. Sentence11: I couldn't book that one either. Would you like to change your criteria? Sentence12: Okay, could you try the other one, please? Question: Who has spoken the sentence 1? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: Of course. Their telephone number is 01223362525. Would you like any more information? Sentence2: TR1339 arrives at 24:07 and takes 38 minutes to arrive there. Sentence3: Thank you. I will also need to find a restaurant that serves Mediterranean food and should be in the expensive price range. Sentence4: What day and time are you leaving Cambridge? Sentence5: Sure, their address is Thompsons Lane Fen Ditton. Is there anything else I can help you with? Sentence6: nope. i think that is all. enjoy your day and stay out of the rain. bye Sentence7: La Mimosa is a great expensive Mediterranean restaurant in the centre. Would you like to book a table? Sentence8: You have a great day, too. Thanks for calling. Goodbye. Sentence9: What is the arrival time? Sentence10: TR1339 is leaving at 23:29 and it is priced at 10.10pounds. can i book? Sentence11: I'm leaving after 18:45 on thursday. Sentence12: I'd like some information on a train going to bishops stortford departing from Cambridge. Sentence13: No I would just like their telephone number please. Sentence14: Can I get their address please? Question: Who has spoken the sentence 2? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: You will need to pay a fee of 35.2 GBP at the station and your reference number number 7089L1RT . Sentence2: I have the TR8792 which you will arrive at 10:07. How many ticket please? Sentence3: You're all set! Your reference number is YGF92ATC . Can I assist you with anything else? Sentence4: That is all I need. Sentence5: Is there a certain time on Friday? Sentence6: Yes, I am going to Ely. Sentence7: Yes, please, for 8 people, for 3 nights, starting Tuesday! Sentence8: I would like to leave on Friday. Sentence9: Enjoy your stay. Sentence10: I have a train that leaves at 7:50 Monday morning to to to Ely. Does this interest you or is there another day you had in mind? Sentence11: Price doesn't matter. I need a reservation for 8 people, 3 nights starting Tuesday. If that day fails, the Sunday and the reference number. Sentence12: We have 19 options that meet your criteria. Would you like to narrow it down by area or price range? Sentence13: i am also looking for a place to stay. The hotel should include free wifi and should include free parking. The hotel should have a star of 4. Sentence14: I need to arrive by 11:45. Sentence15: Ok, do you know what your destination is? Sentence16: Arbury Lodge Guesthouse is supposed to be nice, as long as you're ok with a guesthouse rather than a hotel. Would you like me to book that one? Sentence17: i would like a ticket for 8 people. Sentence18: I'm looking for a train leaving cambridge and arriving by 11:45 Question: Who has spoken the sentence 13? (A) User (B) System
[A]:
Answer: (B) System