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

[Q]: Sentence1: That's all I need for now. thank you very much. Sentence2: Addenbrookes Hospital. The contact number for the paediatric intensive care unit is 01223217715. Sentence3: Can I get the postcode as well? Sentence4: Where's the closest hospital with a paediatric intensive care unit? Sentence5: You are welcome! Have a great day! Sentence6: It looks like the Post Code is CB20QQ. Question: Who has spoken the sentence 5? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: I'm departing from Norwich and want to arrive by 13:00. Sentence2: Yes, I will need a train to cambridge on thursday. Sentence3: You are booked for 7 people, 5 nights starting thursday. Your reference number is ZFREK5SQ . May I help you with anything else today? Sentence4: the Kirkwood House is in the north and it sports a four star rating. It has internet and parking and the price range is moderate. Would you like to book? Sentence5: You're welcome. Have a great time! Sentence6: The travel time of that train is 79 minutes. Sentence7: thanks for your help you have been great! Sentence8: That sounds perfect. Can you reserve it for seven people? Sentence9: Where will you be departing from? Sentence10: I'm looking for a particular hotel called the kirkwood house. Where is it, and what other information do you have about it? Sentence11: TR3078 departs at 11:16 and arrives by 12:35. Would you like a ticket? Sentence12: not right now, what's the travel time on that ride? Sentence13: Sure, I can book it for you. What day did you want to arrive and for how many days? Sentence14: 5 nights starting Thursday. Question: Who has spoken the sentence 4? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: Glad I could help, hope you have a great trip! Sentence2: I have two. Shall I book one for you? Sentence3: Booking was successful. The table will be reserved for 15 minutes. Reference number is : XEP4E22B . Will there be anything else today? Sentence4: Can you book that one for 6 people? Sentence5: Thank you, thats all I need today. Sentence6: The same day, saturday. Sentence7: What day do you want it for, before I confirm the booking? Sentence8: I also need a place to eat, I would like it in the west and expensive. Sentence9: Hi, I'm looking to book a train out of Cambridge that I want to arrive in Ely. Can you assist me with finding times and dates? Sentence10: There are 9 expensive restaurants in the west. Are you looking for a particular type of food? Sentence11: You could take TR8860 early Saturday at 05:50. It's a short trip of 17 minutes and costs 3.52 pounds. Will this work for you? Sentence12: Yes, I have made the booking for you. Your reference number is 1K560JNY . Sentence13: There are 70 trains traveling to Ely from Cambridge between Friday and Wednesday. What day do you want to travel? Sentence14: I would like to leave on Saturday. Sentence15: Yes. British food please. Sentence16: Yes, I need a table for 6 people at 10:30 on Saturday and please provide the reference number after booking is completed. Question: Who has spoken the sentence 14? (A) User (B) System
[A]:
Answer: (A) User