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

[Q]: Sentence1: Would you like British food? Sentence2: Where are you going or coming from? Sentence3: I will be leaving Cambridge and heading to Ely. Sentence4: The TR8399 leaves from Cambridge on Monday at 09:50. Shall I book that for you? Sentence5: Oh that's great. That would be all, thank you. Sentence6: Sure, that works for me. I need the phone number, postcode, and address for the restaurant. Sentence7: Is there a certain time you need to arrive by? Sentence8: I am looking for a restaurant. The restaurant should be in the centre and should be in the moderate price range. Sentence9: You have 2 seats reserved, and you'll pay 8.8 GBP at the station. Your reference number is 90RLYZKX . Can I help you with anything else? Sentence10: I don't have a food preference. Sentence11: yes, for 2 people. Please give me the reference number. Sentence12: I just need to leave after 08:45 Sentence13: Cotto is a great british restaurant located on 183 East Road City Centre. Their postcode is cb11bg and phone number is 01223302010. Is there anything else you need? Sentence14: Please find me a train that leaves on Monday after 08:45 Sentence15: There are 21 restaurants in the centre. Do you have a certain type of food you'd prefer? Sentence16: Thank you for using our service today. Question: Who has spoken the sentence 13? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: I am also looking for Cambridge Contemporary Art. Sentence2: Can you give me their entrance fee and phone number? Sentence3: Maybe. What is the star rating and price range on that hotel? Sentence4: Are there any available rooms in the Autumn House? Sentence5: You're welcome. Enjoy your stay. Sentence6: You are all set. Your taxi would be a red lexus and you can contact them at 07614169632. Is there anything else I can help? Sentence7: no problem. Their phone number is 01223324222 and the entrance fee is free. Sentence8: Sure, I have found it for you. Is there anything you want to know about? Sentence9: That's all i need. Thank you so much for the help! Sentence10: Autumn house has a guesthouse. When are you looking to stay? Sentence11: it has four stars and its cheap Sentence12: Awesome. Can you also help me to book a taxi from the hotel to the attraction? I want to leave the hotel by 24:45. Question: Who has spoken the sentence 5? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: It sounds expensive. Can I have the phone number and area please? Sentence2: That sounds great. May I have the phone number and postcode, please? Sentence3: Ok. All five hotels have both free parking and wifi. How does the university arms hotel sound? Sentence4: Phone number is 01223474144, and postcode is cb12lf Sentence5: It is in the centre are and the phone number is 0122351241. May I help you with anything else today? Sentence6: That should be easy, I just need a time and which place you will be leaving from. Sentence7: How about The Man on the Moon? It's a concerthall. Sentence8: I have 5 hotels in Cambridge that match your request. Is there a particular area of town you are interested in? East? Centre? west? south? Sentence9: I also want to go to an attraction in the center part of town. Sentence10: I'm glad I could be of help. Sentence11: I have booked you a white Lexus that will arrive by 24:30. The contact number for your driver is 07122328188. Anything else for you today? Sentence12: Thank you. I am looking to get a taxi to commute between the two places. Sentence13: That's all for me, thank you for your help. Sentence14: I am looking for a hotel that is in the expensive price range. Sentence15: I want to leave Man on the Moon at 24:30 and go to the University Arms Hotel. Sentence16: Any area should be fine. The hotel should include free parking and should include free wifi. Question: Who has spoken the sentence 9? (A) User (B) System
[A]:
Answer: (B) System