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: In the centre yes please. Sentence2: Can you give me the contact number for that taxi you booked? Sentence3: No, thank you. That all sounds good. Sentence4: I need info on the Cambridge and County Folk Museum please. Sentence5: At what time would you like to leave the museum? Sentence6: Anything else I can do for you? Sentence7: What type of car have you booked? Sentence8: I'm also looking to book a taxi between the two locations. Sentence9: Ok, it's called Ali Baba. How many people will be in your party? Also, what day and time would you like? Sentence10: Okay, your table is booked. The reference number is 7GD7F8A8 . Anything else I can do for you? Sentence11: Yes, I will have one pick you up Sentence12: A grey lexus will be picking you up. Can I assist you with anything else? Sentence13: I am sorry but there is not a lebanese restaurant in the west area, but I found one in the centre. Would you like me to book a reservation? Sentence14: Okay do not hesitate to call us if you need something else. Sentence15: No thank you. But thank you for all your help. Sentence16: The museum is located in the west side of town at 2-3 Castle Street. The entrance fee is 3.50 pounds. Their phone number is 01223355159. Shall I connect you? Sentence17: Your booking is completed. You will be picked up by a grey lexux. Can I help you with anything else today? Sentence18: could i get a taxi as well? Sentence19: Absolutely, the contact number for the taxi that I have booked for you is 07503689471. Is there anything else I may assist you with? Sentence20: I would like to make a reservation for 2 people at 19:30 on Tuesday. Sentence21: I just want to make sure I am at the restaurant by 19:30. Sentence22: Yes, I am also looking for a nice, moderately priced Lebanese restaurant in the area. I'd prefer it to be within walking distance of the museum. Question: Who has spoken the sentence 18? (A) User (B) System

Answer: Answer: (A) User


Question: Sentence1: That's all I need for now. thank you very much. Sentence2: Addenbrookes Hospital. The contact number for the paediatric intensive care unit is 01223217715. Sentence3: Can I get the postcode as well? Sentence4: Where's the closest hospital with a paediatric intensive care unit? Sentence5: You are welcome! Have a great day! Sentence6: It looks like the Post Code is CB20QQ. Question: Who has spoken the sentence 5? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Yes, there are three, What is your price range? Sentence2: Its been my pleasure. If there's anything else I can help you with, please let me know otherwise have a great day. Sentence3: I want something expensive. Sentence4: I have made those reservations your reference number is J9NGMKIA . Sentence5: I'm looking for a chinese restaurant in the south part of town. Sentence6: Let's book Peking for 1 person on Friday at 15:15. Sentence7: There are two restaurants that match your criteria. Peking Restaurant is one of them. Sentence8: Thanks so much for your help. Question: Who has spoken the sentence 7? (A) User (B) System

Answer:
Answer: (B) System