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

Q: Sentence1: Yes. Book for 2 people for 4 nights on thursday and I'll need the reference number too please Sentence2: Okay, great! Enjoy your day. Sentence3: I have your table for 2 booked at the Bedouin. Would you like anything else? Sentence4: Your booking was successful. Your reference number is Q5BKFIC3 Sentence5: The reference number is 0LG9G1BT . Is there anything else I can help you with? Sentence6: We have one restaurant, the Bedouin. Would you like me to make you a reservation? Sentence7: I need the reference number too please. Sentence8: 2 people for Thursday at 19:00 please Sentence9: I was unable to find anything matching that. Would you like to try again? Sentence10: How about African food in general? Sentence11: yes please. Sentence12: The Limehouse is a moderately priced guesthouse on the north side of Cambridge. They are a 4-star establishment and offer free parking and Internet. Would you like to make a reservation? Sentence13: Thank you. Can you find us some good eats, too? We'd like something moderately priced that serves South African cuisine. Sentence14: I would be happy to book a reservation for 2. What day are you looking at and time? Sentence15: I am looking for a hotel in the Cambridge area called the limehouse. Sentence16: Thank you that is all I need. Question: Who has spoken the sentence 14? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: I'd like to find an expensive restaurant in the north part of town. Sentence2: The restaurant should serve asian oriental food. Sentence3: You are welcome. Sentence4: Yes, I would like to be booked for a table for 8 on 19:45 on a Saturday, and could I also get the reference number? Sentence5: Your reservation has been made and the reference number is 3P2ALRY0 . Sentence6: I have one restaurant called saigon city on 169 high street chesterton chesterton. Would you like me to book for you? Sentence7: There are many restaurants in the North that match your description, what type of cuisine are you interested in? Sentence8: Thank you for your help. Question: Who has spoken the sentence 3? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: I have 5 different ones all around town. Did you prefer to stay in a certain area? Sentence2: No, that's all. Thanks. Sentence3: The express by Holiday Inn Cambridge meets your needs, would you like to book it? Sentence4: I'm not ready to book. Can you just tell me what the address is? Oh, and how many stars is it? Sentence5: Sure. It's a two star hotel and the address is 15-17 Norman Way, Coldhams Business Park. Anything else? Sentence6: Yes, on the east side please. Sentence7: I need a place to stay that doesn't have to have internet and is in the expensive price range please. Sentence8: Yes, it does. Sentence9: Does it have free parking? Sentence10: You're welcome! Please contact us if you would like to make a reservation in the future. Question: Who has spoken the sentence 6? (A) User (B) System

A:
Answer: (A) User
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