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

[EX Q]: Sentence1: That would be TR5906 at 21:39 on Monday. Sentence2: The first train after 21:15 works for me. I need to book it for three people, please provide the reference number. Sentence3: Thank you so much for all your help. Sentence4: Great, have a wonderful day! Sentence5: Will you be needing anything else today? Sentence6: I am interested in cinemas specifically. Sentence7: There are 70 trains that leave from London Liverpool Street to Cambridge, what day and time would you like to leave? Sentence8: Excellent. I'd also like a train please. One that leaves from london liverpool street to cambridge. Sentence9: I can certainly book that for you! However, could you let me know what day of the week you'll be travelling? Sentence10: I'm looking for places go to in the south of town. Sentence11: No thank you. That is everything I need at this time. Sentence12: I have booked 3 tickets for you for 49.8gbp payable at the station. your reference number is ETOI91ON Sentence13: The Cineworld Cinema is in the South part of town. Their phone number is 00872208000. Would you like their address? Sentence14: I will be traveling on Monday, and I will need the reference number as well. Sentence15: Great! Thank you. What a relief. Sentence16: Yes, please give me the address and postcode. Sentence17: It's located at cambridge leisure park, clifton way and the postcode is cb17dy Sentence18: The attraction types in the south area are theatre, park, nightclub, museum, cinema, and entertainment. Which one are you interested in? Question: Who has spoken the sentence 6? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: There are 2 expensive French restaurants. Restaurant Two Two, and Cote. Which would you like to book? Sentence2: No, that's everything I needed today. Thank you. Sentence3: Are you able to find me a french expensive restaurant? Sentence4: You're quite welcome! Thanks for contacting the Cambridge TownInfo Centre and have a great day! Sentence5: I like the sound of Restaurant Two Two, could you give me their postcode, address and phone number? Sentence6: Restaurant Two Two is located at 22 Chesterton Road, Chesterton. Their postcode is cb43ax. You can reach them at 01223351880. Any other information I can provide? Question: Who has spoken the sentence 5? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: Thank you for that information. Sounds like a good place. Sentence2: It's going to be from the restaurant to the hotel. I want to leave the restaurant by 4:45. Can you tell me what type of car and contact number? Sentence3: Yes, can you tell me a little about a hotel called Rosa's Bed and Breakfast? Sentence4: Okay, that's Restaurant Two Two, located at 22 Chesterton Road Chesterton cb43ax. May I help you book a table? Sentence5: It is located at 53 roseford rd in the south area, rated 4 stars, they have internet and parking. The phone number is 01223512596. Sentence6: Hmm, no thank you. I will need a taxi though, can you help me with that? Sentence7: I've booked your taxi! A yellow Tesla will pick you up at the restaurant at 4:45, and the contact number is 07207525802. Sentence8: I'd like to eat at the one that's in the north. Sentence9: Is there anything else I can do to help you today? Sentence10: Great! Thank you very much! Sentence11: There are two located in town. The Restaurant Two Two, which is in the north, and the Cote, which is located in the centre. Would you like to book a table? Sentence12: What is the best french expensive restaurant in town? Sentence13: They can be reached at 01223351880. Can I help you with anything else? Sentence14: No, that is it. Thanks. Bye. Sentence15: Would you like me to make you a reservation? Sentence16: Alright! Thanks for contacting Cambridge TownInfo centre! Have a great day! Sentence17: What is the phone number for the restaurant? Sentence18: Where are you traveling to and from? Question: Who has spoken the sentence 9? (A) User (B) System
[EX A]:
Answer: (B) System