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

[EX Q]: Sentence1: Yes, that sounds great! Can I get it for 8 people for 3 nights please, we'll be arriving Tuesday. Sentence2: Great. Are there any trains that go directly from Cambridge to Norwich? Sentence3: Thank you for using our service. Have a good day. Goodbye. Sentence4: Yes, there are several. The trip time is 79 minutes and the cost is generally 17.60 pounds. Can I tell you anything else? Sentence5: I am looking for a guesthouse please. Sentence6: Would you like to try the Alpha-Milton Guest House located in the North? Sentence7: No, that's everything I needed. Sentence8: Any area as fine, as long as it has 3-star accommodations. Sentence9: How about for 2 days? If it's available will you please book and provide a reference number? Sentence10: I'm sorry, the hotel is unable to accommodate your party. Can you arrive on a different day or stay for a different number of days? Sentence11: In what area would you like it to be? Sentence12: I have successfully booked it for 2 days, and your reference number is OUKN0U42 . Question: Who has spoken the sentence 6? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: I will take the phone number, entrance fee and address of the one you choose for me. Sentence2: I'm looking for some entertainment related places to go in the centre of Cambridge. Sentence3: Okay. How about a boat anywhere in town? Sentence4: I will choose for you the Cambridge punter, their phone number is 07807718591, they are found on 251a Chesterton road, they don't have an entrance fee. Sentence5: There are two boats in the centre, scudamores punting co and the cambridge punter. Would you like more information? Sentence6: I was unable to find any entertainment in the centre. Question: Who has spoken the sentence 1? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: Yes, how much is the entrance fee and can I get their number as well? Sentence2: Do you have one in the centre area. That would be nice. Sentence3: Sure, City Centre North B & B is a guesthouse on the north side, fairly cheap with 0 stars. Would you like to make a booking there? Sentence4: We hope you have a great time. Sentence5: Great I am also looking for some info on a hotel called city centre north b and b Sentence6: The address of the hotel is at 328a histon road and its postal code is cb43ht. Sentence7: There are four public pools in Cambridge. Are you looking for one in a specific area? Sentence8: No that is everything I needed. Take care. Thanks! Sentence9: Of course, I'd be happy to provide that information. Unfortunately our system does not have information about their entrance fee, but their phone number is 01223446100 so you can ask directly. Sentence10: I have a taxi, a blue volkswagen, set to pick you up from parkside pools at 22:30. Your contact number is 07804944337. Is there anything else? Sentence11: Thank you but I would just like the address of the hotel for now. I will also need a taxi to be booked, though. Sentence12: Yes, we have 1 pool in the centre named parkside pools. Would you like more information about it? Sentence13: I also need a taxi to pick me up from the attraction by 22:30 Sentence14: I am trying to find a public swimming pool. Do you know of any? Question: Who has spoken the sentence 8? (A) User (B) System
[EX A]:
Answer: (A) User