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

Q: Sentence1: I am having difficulty booking either of the. Can you find another day or time that would suit you? Sentence2: Absolutely. Can I suggest the Warkworth House at a moderate price range, or the Autumn House at a cheap price range. Do either of these interest you? Sentence3: OK, you're all booked for 3 nights at the Warkworth House, starting Thursday. Your reference number is AC1NVW47 . Can I help with anything else today? Sentence4: I would consider both. I need to book for three people and 5 nights starting on Thursday. Can either of them offer that? Sentence5: There are 6 possible places that fit your request. Would you like more information or to add additional search preferences? Sentence6: Good Afternoon, I am looking for a place to stay on the east side in a guest house Sentence7: Can you see if any of them offer free parking? Sentence8: You're welcome. Goodbye! Sentence9: I really need to stay during that time frame. Would you mind checking again? Sentence10: No, that will be all. Thanks! Sentence11: Honestly, any price range will do. Can you suggest one for me and help me with booking a room? Sentence12: 5 of the guesthouses offer parking. What is your price range preference? Question: Who has spoken the sentence 9? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Yes, what type of attraction is Cherry Hinton Water Play? Sentence2: Please book it and send me the confirmation code. Sentence3: Again thank you and have a great day. Sentence4: Thanks I'm also looking for a train that leaves on Thursday. Sentence5: Just one seat. Sentence6: OK, what are your departure and arrival stations, and what time do you want to travel? Sentence7: Before i book it, could you confirm the number of seats you need? Sentence8: You're welcome! Is there anything else I can help you with? Sentence9: It is a park. Sentence10: Excellent, I can't wait to visit it! Thank you. Sentence11: I am looking for information about the the Cherry Hinton Water Play Sentence12: excellent, have a great day! Sentence13: I'd like to go to Cambridge via Broxbourne. I'd like to leave on Thursday and arrive no later than 12:00. Sentence14: That is a free park on the east side of town. They are located at Cherry Hinton Hall on Cherry Hinton Road. Their phone number is 01223446100. Sentence15: I have on that arrives at 11:32. Would you like me to book that for you? Sentence16: Perfect thanks for the help thats everything I need! Sentence17: Well I glad i can help enjoy your stay ! Sentence18: Your booking was successful! The reference number is 698RE4W1 . The total fee of 17.89 is payable at the station. Question: Who has spoken the sentence 17? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: There are 44 possible options. What type of attraction are you interested in? Sentence2: No, that's all I need today. Thank you for your help. Sentence3: I can book a 05:54 for you. Sentence4: You're very welcome, is there anything else I can do for you? Sentence5: I need the train to leave after 15:45 please. Also do you have the entrance fee for the Vue Cinema? Sentence6: Sorry, but I do not have the entrance fee for Vue Cinema in my database. I do have a train from stevanage at 15:54 for you, though. Sentence7: Hello, I'm looking for places to go in the city centre. Sentence8: Have a great day then! Sentence9: How about the Vue Cinema located at the grafton centre, east road? Sentence10: Thank you for your help. Sentence11: Great can you make that reservation on the train for 7 people and send me the reference number? Can you also send me the phone number for the Cinema? Sentence12: I don't mind what kind. Sentence13: Sure, what is the entrance fee? Also I need a train that departs from Stevenage on Thursday. Sentence14: The train is booked reference number 3YY4QV9P, and the phone number of the Vue Cinema is 08712240240 Question: Who has spoken the sentence 2? (A) User (B) System

A:
Answer: (A) User
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