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

Q: Sentence1: Booking was unfortunately unsuccessful. Can we try another day or a differen't time slot? Sentence2: Yes, please book a table for 4 people at 19:00 on Sunday. Thank you. Sentence3: Do you have anyplace that serves Chinese food? Sentence4: OK I will go with Italian food and pick the Pizza hut cherry hinton. Thank you for your help. Sentence5: Have a great day! Sentence6: Good news! Your reservation has been booked for Sunday at 18:00 for 4 people. The reference number is YJ0B5W19 . Is there anything else I can help you with? Sentence7: There are 2 options. Pizza hut cherry hinton serves Italian food and Restaurant alimentum serves modern European food. Sentence8: Would you like me to book that for you? Sentence9: I'm sorry, there are no Chinese restaurants located in the south that is moderately priced. Sentence10: How about 18:00? Sentence11: Hello. Could you help me locate a good moderate restaurant in the south of the city? Sentence12: That is all! Thank you! Question: Who has spoken the sentence 10? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: Okay. Riverboat Georgina is a boating attraction in the north. How about that? Sentence2: I don't have a preference. I just need it in the same area. Sentence3: What star rating do you prefer? Sentence4: Booking was successful! Your reference number is 8GLX5O9J . Is there anything else I can do for you? Sentence5: Yes please, I need 2 nights for 8 people and we will be arriving on Tuesday. Sentence6: Looking for a hotel that is in the north part of town. Sentence7: I recommend the Alpha-Milton Guest House on 63 milton road. Would you like me to go ahead and book you a room? Sentence8: The hotel should be in the north and doesn't need to include internet.and should be in the moderate price range Sentence9: Can you help me find an attraction to visit that is in the same area as my hotel? Sentence10: Absolutely, their phone number is 01223902091. Sentence11: Sure, there are four attractions in the north. Do you prefer boat, park, or swimmingpool? Sentence12: Thanks. That's all I needed for today. Sentence13: That sounds great, could I get their phone number please? Sentence14: Okay, have a wonderful visit! Question: Who has spoken the sentence 1? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: No that's everything I need. Thank you! Sentence2: Phone number is 01223295264. Postcode is cb30aq. Address is 23 high street, fen ditton. Sentence3: Okay thank you very much. Sentence4: What train do I need to take to get to Norwich from Cambridge? Sentence5: How about the Lynne Strover Gallery? Sentence6: That sounds wonderful. Can you give me the address, postcode, and phone number? Sentence7: Excellent. I'm also looking to go to a museum on the west part of town. Sentence8: Yes book the ticket please. Sentence9: Sure. The price per ticket is 14.08 pounds. Can I book you a ticket? Sentence10: Can I ask how many tickets you will need? Sentence11: You're very welcome, have a great day and text us back any time! Sentence12: I'll be leaving Sunday and need to arrive by 21:30. Sentence13: Can I help you with anything else today? Sentence14: Yeah, can I please get the price? Sentence15: It looks like there are trains from Cambridge to Norwich every day. What day/time will you be traveling on? Sentence16: TR4082 will arrive by 20:55 would that work for you? Sentence17: On second thought, I don't need a ticket reserved. Could you tell me what the travel time will be on that train, though? Sentence18: Sure - the trip from Cambridge to Norwich is 79 minutes. Question: Who has spoken the sentence 4? (A) User (B) System

A:
Answer: (A) User
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