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

[Q]: Sentence1: Can I get the travel time and price on the 5:52 one? Sentence2: Tenpin is an entertainment attraction in the south part of town their phone number is 08715501010, and address is cambridge leisure park, clifton way Sentence3: I will need more information to narrow down the results. What day would you like to depart on, and what area is your departure from? Sentence4: Ok, and I also want to find out about an attraction called Tenpin please. Sentence5: TR5348 leaves Ely at 5:35 and arrives in Cambridge by 5:52. The price for a ticket is 4.40 pounds and the ride's duration is 17 minutes. Sentence6: Great, thank you. Sentence7: Departing fro Ely on Wednesday and arriving by 09:30. Sentence8: I'd like train information for cambridge. Sentence9: Thank you so much for the information Sentence10: There are two trains. One arriving at 5:52 and one at 7:52. Would you like me to book one of these for you? Question: Who has spoken the sentence 5? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: Hi. Can you please help me find a restaurant that serves food from singapore ? I'd like it to be on the East side of town if possible. Sentence2: Thank you for using the Cambridge restaurant system. Goodbye. Sentence3: Yu Garden is located on the east part of town. Would you like the telephone and address? Sentence4: What is the address, phone number, and postcode? Sentence5: Can you help me find some Chinese food then? Sentence6: There are no restaurants serving Singaporean food on the east part of town. Sentence7: Thank you, goodbye. Sentence8: Yu Garden is located at 529 Newmarket Road Fen Ditton, C.B 5, 8 P.A, and the number is 01223 248882. Question: Who has spoken the sentence 3? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: I am sorry there are no matches. Would you like to try a 3 or 4 star hotel? Sentence2: I am looking for a five star hotel with free wifi. Sentence3: I have you booked at the El Shaddai, the reference number is K8J1T9N4 . Is there anything else I can do for you today? Sentence4: No, area doesn't matter. Sentence5: Yes I need it booked for 8 people for 2 nights starting Monday. Sentence6: That is all for now. Thank you so much. Sentence7: Glad to be of assistance. Enjoy your visit. Sentence8: I have two, does the area matter to you? Sentence9: I could actually do a guesthouse with a star rating of 0. Sentence10: Okay I have found the El Shaddai which meets your requirements. Would you like me to book that for you? Question: Who has spoken the sentence 9? (A) User (B) System
[A]:
Answer: (B) System