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

[Q]: Sentence1: I am hoping you can help me with my planning. I am trying to find information on the trains. Sentence2: I would like to arrive by 13:15. Sentence3: Thank you that is all I needed. Sentence4: itshould be in the centre Sentence5: No. Can you help me find a very cheap, not shabby hotel that has free parking? Sentence6: Your booking has been changed. Your new reference number is FVTMM086 . Sentence7: I can definitely help you with that. Can you give me more information, like your departure and destination preferences? Sentence8: I have a lot of great choices to offer you. Do you have a preference to what part of Cambridge you'd like to stay in? Sentence9: Which one of them has free wifi? Sentence10: I will be departing from Stansted Airport to go to Cambridge on Wednesday. Sentence11: You're welcome, have a great day! Sentence12: There are two guesthouses: Alexander Bed and Breakfast, and El Shaddai. Would you like to stay in one of those guesthouses? Sentence13: I am getting the information up now, do you have a specific arrival or departure time? Sentence14: book for 2 people for 2 nights from wednesday Sentence15: Sorry, can you actually book it for 3 people for 2 nights, please? Sentence16: Both facilities do. Sentence17: TR6386 departs at 12:24 and arrives by 12:52. Would you like a ticket? Sentence18: I made your reservation for 2 people for 2 nights starting Wednesday at the Alexander Bed & Breakfast. Your reference number is 8JX02F2T . Is there anything else I can do? Question: Who has spoken the sentence 13? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: kohinoor. i want to book a table for 2 people at 16:45 on Thursday Sentence2: Nope, I'm all finished for today. Thanks so much, goodbye now! Sentence3: Sure. Booking was successful. The table will be reserved for 15 minutes. Reference number is : X9AVZ8EI . Can I help with anything else today? Sentence4: Absolutely. What is the name of the restaraunt you are interested in? Sentence5: You are very welcome, bye! Sentence6: I need to find some information in a particular restaurant. Are you able to look up a specific place? Sentence7: I also need a Thursday train. Sentence8: Depart from Ely and would like to arrive by 13:00 in Cambridge. I need to book it for 2 people I also need a reference number. Thanks Sentence9: What location will you depart from and where are you headed? Sentence10: Sure thing, it's booked and your reference number is PWSVK4XQ . Do you need more help? Question: Who has spoken the sentence 6? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: Friday for 2 people. We'll be staying for just 2 nights Sentence2: Ok. Thanks for your help. Goodbye. Sentence3: Okay, no problem! Their postcode is CB58PA. Would you like help with anything else? Sentence4: friday and can I get the reference number too please? Sentence5: Sure, what day and how many people? Sentence6: Please find me a good Chinese restaurant on the East side Sentence7: I would like to stay in the east. I do not have a price range. Sentence8: Ok, I have booked you a taxi, It is a yellow toyota and you may reach them at 07319585629. Is there anything else? Sentence9: Sure, the reference number is D0OZC26N . Is there anything else I can help you with today? Sentence10: Yes, I want to find a hotel with free wifi. Sentence11: thanks for inquiring with us Sentence12: Yes, I'll also need a taxi that will commute between the two places. I'd like to leave the hotel at 08:45. Sentence13: I show one chinese restaurant in the east, Yu Garden. Shall I make reservations for you? Sentence14: That is everything that I need. Sentence15: No at this time I would just like their postcode. Sentence16: When will you be arriving? Sentence17: Do you have an area you'd like to stay in? And what is your price range? Sentence18: Booking was successful. Reference number is : D0OZC26N . Is there anything else I can help with? Sentence19: Could you fax me the reference number, as well as any fees for additional amenities? Sentence20: The carolina bed and breakfast is a moderately prices hotel rated 4 stars. Sentence21: welcome anytime you need help Sentence22: Can you book a room for me? Question: Who has spoken the sentence 1? (A) User (B) System
[A]:
Answer: (B) System