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

[EX Q]: Sentence1: No I have nothing in particular in mind. Sentence2: Thanks. I am also looking for somewhere to eat near the museum. I'd like to have Chinese food for dinner. Sentence3: Let's do a museum. Can you please send me the postcode, and phone number please. Sentence4: we can do Museum of archaelogy and anthropology, it is in university of cambridge, downing street. code number cb23dz. their phone number is 01223333516 Sentence5: There are 3 options. I recommend jinling noodle bar. Sentence6: Great, now can you also book a taxi for me? I need to make sure I get to the restaurant from the museum in time for that reservation. Sentence7: Booking completed! The car type is a black honda and the contact number is 07016630526. Can I help with anything else today? Sentence8: Thank you and enjoy the city! Sentence9: What time would you like? Sentence10: Thanks, that's it for now! Have a good day! Sentence11: There is lots to see in the centre. Were you looking for a certain type? Sentence12: Booking was successful. The table will be reserved for 15 minutes. Your Reference number is : YNWUFRQ4 . Sentence13: A moderate price range would be best. Sentence14: There are 10 Chinese restaurants in the centre. What is your price range, please? Sentence15: Would you be interested in architecture, a museum, or perhaps theatre? Sentence16: I'd like to find an interesting attraction in the city center. Sentence17: I would like to reserve it for 11:15 for 8 people. Sentence18: That sounds interesting. Can I get reservations for Thursday? Question: Who has spoken the sentence 5? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: That is all, thank you, goodbye. Sentence2: Is there anything else we can help you with? Sentence3: Goodbye. Sentence4: Ok. Thanks. Sentence5: I am looking for a restaurant in the south part of town and serving portuguese food. What is the address and phone number? Sentence6: Nandos is a portuguese restaurant in the south part of town. Their address is Cambridge Leisure Park Clifton Way and their phone number is 01223 327908 Question: Who has spoken the sentence 2? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: Do you know if they offer free parking? Sentence2: I'm looking for a hotel to stay that has free wifi, but doesn't need to have free parking. Sentence3: We have many options available to you that may suit you is there a particular part of town that you would prefer? Sentence4: Please book it for 1 person for 3 nights starting tuesday. Sentence5: Yes they do. Sentence6: No, I think you gave me everything, thanks! Sentence7: It's on Market Street the postcode is cb23nz and their phone number is 01223355397. Is there anything else you would like to know about this attraction? Sentence8: Okay, I've booked you a black bww and its contact number is 07157659853. Is there anything else? Sentence9: The Cambridge Belfry would suit you. It's in the west and is cheap. Would you like me to book you a room? Sentence10: Thank you goodbye. Sentence11: You're certainly welcome. Is there anything else I can help you with today? Sentence12: That should be all. Thank you for your help! Sentence13: Okay, your reference number is : VNH1WIJB . Is there anything else I could help you with? Sentence14: Yes, I also need a taxi from the hotel to the Holy trinity church. I want to leave the hotel by 21:30. Sentence15: I'm looking for Holy trinity church. Sentence16: No, surprise me! Just has to be cheap and a hotel. Question: Who has spoken the sentence 9? (A) User (B) System
[EX A]:
Answer: (B) System