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

[Q]: Sentence1: No, that is all. Thanks for being so helpful for my upcoming trip. Looking forward to my stay. Bye. Sentence2: Yes, please. Would you book it for 8 people on Tuesday at 13:00? I need to be sure to get the reference number, please. Sentence3: Yes free parking and internet. Would you like me to book it for you? Sentence4: Does the hotel have free parking? Sentence5: I don't have a preference. It should be in the centre, however. Sentence6: There is the Ashley Hotel, which is a two star hotel in the north. Shall I book it for you? Sentence7: bedouin is a very nice african restaurant. Shall I book it ? Sentence8: Sure, what type of food do you want me to look for? Sentence9: Booking was successful. The table will be reserved for 15 minutes. Reference number is : P29I9V5T . Sentence10: Thank you. I'm also in need of a place to stay. I'd like it to be a hotel with a star of 2. Sentence11: Your welcome, I'm glad I could help. Sentence12: Yes please for 3 nights for 8 people on Tuesday. Sentence13: You are good to go, in case you need it, the reference number is FBC4YKK9, can I help with anything else? Sentence14: I need an expensive restaurant in the centre Question: Who has spoken the sentence 9? (A) User (B) System
[A]: Answer: (B) System


[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: That sounds great. Can you book a room for me? Sentence2: I will get there thursday and stay for 2 nights. I am the only guest staying. Sentence3: Sure, i can help you with that. What day will you arrive and for how many days will you be staying? Sentence4: Is a 1 night stay available? Sentence5: Ok can you book it for me with a confirm number Sentence6: That will be all. Thanks. Sentence7: Yes please, for 1 person, 2 nights starting Thursday. Sentence8: How about a 17:21 that will arrive by 18:10? Sentence9: You're welcome and enjoy your stay. Sentence10: Your booking at express by holiday inn cambridge was successful for 3 days 2 nights arriving in Thursday for a party of 1. Would you like your reference number? Sentence11: I would recommend Express by Holiday Inn Cambridge on the east side. Sentence12: Booking was successful, the total fee is 10.24 GBP payable at the station . Reference number is : MQ8762HX Sentence13: Reference number is : 9ZTP686K . Do you require any further assistance? Sentence14: Would you like me to book the room for you? Sentence15: I need the reference number to confirm my booking at the hotel. You should've provided that to me. Sentence16: I need a train to stevenage on saturday. Sentence17: Great, can you help me find an expensive 2 star hotel that has free wifi? Sentence18: Much later, I can't leave any earlier than 16:15. Sentence19: Unfortunately, this will not let me book at this time. Sentence20: The earliest train on Saturday leaves at 5:21. When would you like to depart? Question: Who has spoken the sentence 1? (A) User (B) System
[A]:
Answer: (B) System