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

[Q]: Sentence1: what is your price range for that? Sentence2: you selected attraction can you please correct so I can search. Sentence3: Can you give me the postcode and address please? Sentence4: What is the address for Gonville and Caius College? Sentence5: I'm happy to be of help. Take care. Goodbye. Sentence6: Pizza Express is a moderately priced Italian restaurant in the center of town. Do you need more information? Sentence7: The gonville caius college would be a nice attraction. Could I get the address please? Sentence8: I would recommend gonville and caius college, that is a nice campus in the centre area and best of all, admission is free, would you like more info? Sentence9: I need some information on a place called Pizza express. Sentence10: Thank you. I look forward to the day in town. Goodbye. Sentence11: I don't care about that but I would like the address and area of the college I visit. Sentence12: Yes, I'm looking for colleges to see in town. Can you help me with that? Sentence13: It is located on trinity street. Sentence14: Of course. The postcode is cb21db and it is at Regent Street City Centre. Can I help you with anything else today? Question: Who has spoken the sentence 9? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: I'm sorry, they don't have an opening at 12:00. Would you like to try a different time or day? Sentence2: Hi. I am trying to find some information on a restaurant called India House. Have you heard of it? Sentence3: I was able to book your table on Sunday at 11:00 for 1. The reference number is FRGW4OO2 . Sentence4: I'm so happy we could help you out today. Enjoy your meal in Cambridge! Sentence5: Great can you book a table for one person at 12:00 on sunday? Sentence6: India House serves Indian food in the west of town and is expensive. Their phone number is 0122346166. Can I help with anything else? Sentence7: Thanks. That covers it then! Sentence8: Sure, let's try for 11:00, same day. Question: Who has spoken the sentence 1? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: Anything else I can do for you? Sentence2: There are 8 4-star guesthouses in north. Do you have a price preference? Sentence3: Wonderful. That's all I needed. Thank you! Sentence4: We have 18 available guesthouses. Which area would you prefer? Sentence5: TR5266 arrives by 15:51 if you'd like that one Sentence6: The price is 23.60 pounds per ticket. Sentence7: It is 37.80 pounds. Sentence8: I don't need to book that today. Thanks for your help. Sentence9: Great! You're booked at Worth House with reference number 3HCUPL7S . Would you like more information? Sentence10: I'd like some place on the north end, please. Sentence11: Thank you very much. Sentence12: I actually need to arrive in leicester on Monday by 17:45 out of Cambridge. Sorry for the confusion. Sentence13: Not today. Thanks. Bye. Sentence14: Sure, would you like me to book that for you? Sentence15: Thank you! Can you also help me with a train please? I need a train departing cambridge on thursday. Sentence16: I'm looking for a place to stay when I visit Cambridge. I want to stay at a 4 star guesthouse. Sentence17: I need to arrive 17:45. Sentence18: I have train TR4564 departing Cambridge at 15:21 and arriving in Leicester at 17:06. Would that be a good option for you, or would you prefer something earlier? Sentence19: Yes, could you please tell me the price for this train? Sentence20: What would be the price on that one? Sentence21: There are 5 trains going to London Kings Cross on Thursday. What time do you need to arrive by? Sentence22: I do not. I would like to book the cheapest one for 2 people staying 4 nights starting on Thursday. Question: Who has spoken the sentence 8? (A) User (B) System
[A]:
Answer: (A) User