You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: Okay that is all I needed. Sentence2: Can you help me find a hospital close by for an injury I have? Sentence3: The address is Hills Rd, Cambridge and Postcode is CB20QQ. Sentence4: I have information for Addenbrookes Hospital at Hills Rd, Cambridge. If you have a certain department you would like to contact, I can get that number for you. Sentence5: Okay. Glad I could be of help. Sentence6: I just need the adress and the postcode if you have it. Question: Who has spoken the sentence 1? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Thank you for your help. Sentence2: do you have one with a star of 4? Sentence3: You're welcome, and have a great day. Sentence4: yes please tyhat you for all your help Sentence5: OK, you have 7 tickets reserved on TR6939. Total due at the station will be 116.2GBP. Your reference number is OK7WYTNQ . Sentence6: Try either one of the cheap ones, I need one that can hold my group of 7 for 5 nights on tuesday. Sentence7: Yes, I'll need 7 tickets. Sentence8: I also need a place to stay. 2 star is my preference. Sentence9: I would like to arrive in Cambridge by 08:45. Sentence10: We have 10 different trains on that day. Do you prefer a particular time? Sentence11: No, thank you. That will be all. Sentence12: TR6939 is your best option. It will leave at 05:39 and arrive at 07:07. Would you like to book passage on that train? Sentence13: In the west part of town. The price doesn't matter. Sentence14: the cambridge belfry was the best match for a large group so I booked you there, the reference number is X33MYBK5 , may I assist with anything else? Sentence15: Have a great time. Sentence16: I do. We have three options. Two that are cheap and one that's expensive. Do you have a preference? Sentence17: I need help finding a train. Can you do that? Sentence18: I don't have any 2 star hotels in that area. Would you like a different area or a higher rated hotel? Sentence19: Okay, do you need a reference number? Sentence20: Of course. Where are you traveling to? Sentence21: I would like to leave Liverpool street on Tuesday and arrive in Cambridge. Sentence22: okay, what area and price range? Question: Who has spoken the sentence 15? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Find a budget hotel with free parking in Cambridge. Sentence2: Thank You. That's all i need. Sentence3: Yes I'd like to book for 5 at 13:00 on Wednesday as well. I will also need the reference number. Sentence4: I would like it to have a four star rating and be located on the west side. Sentence5: I found Thanh Binh; would you like me to make you a reservation? Sentence6: Unfortunately the booking was unsuccessful. Can you book for another day or a shorter stay? Sentence7: Have a good day, Goodbye Sentence8: Let's try 4 nights only please and I'll need a reference number. Sentence9: The Cambridge Belfry fits your requirements, would you like to book a reservation there? Sentence10: Please book it for 5 people and 5 nights starting from wednesday. Sentence11: There are 10 hotels that meet your needs. Would you like to narrow your search by area? Sentence12: Great the reference is PDELCKQS . Thank you. Sentence13: It is also in the west side area, located at 17 Magdalene Street City Centre. Would you like to make a reservation? Sentence14: First, tell me how far away from the hotel this restaurant is. Sentence15: I am also looking for a vietnamese place to dine in the same price range as the hotel. Sentence16: That works out perfectly. Your reference number is 72YCMLXX . Is there anything else I can help you with today? Question: Who has spoken the sentence 10? (A) User (B) System

Answer:
Answer: (A) User