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

[Q]: Sentence1: You are very welcome. Goodbye. Sentence2: I am looking for an expensive restaurant in the east part of town. Sentence3: Is there anything else? Sentence4: What is the phone number for Yu Garden? Sentence5: yu garden is on the east side, would you like the phone number? Sentence6: The phone number for Yu Garden is 01223 248882. May I help you with anything else? Sentence7: No, I think that's it. Thank you for your help. Sentence8: I have found several. Would you like British, Indian, gastropub, or Chinese? Sentence9: There are no other types of expensive restaurants in the east, would you like to try another area? Sentence10: Is there another chinese restaurant in the east? Sentence11: Yu Garden is the only Chinese restaurant on the east side of town in the expensive price range. Sentence12: No, that's okay. What Chinese restaurants are there on the east side? Question: Who has spoken the sentence 11? (A) User (B) System
[A]: Answer: (B) System

[Q]: Sentence1: I'd like to find a train going to Cambridge that leaves on Sunday. Sentence2: Okay. It's a 3-star guesthouse in the north area with no internet or parking. Is there more you would like to hear? Sentence3: I would be leaving from Peterborough. I need to arrive in Cambridge by 19:30 though. Sentence4: My departure time is flexible. Sentence5: The earliest train is TR3782 which leaves at 05:19, would you like me to book some tickets for you? Sentence6: That sounds great. Can I just get the postcode please? Sentence7: No, I believe that is everything. Thank you. Sentence8: I am also looking for a hotel called alpha-milton guest house. Sentence9: Ok, and where are you departing from? Sentence10: No, that won't be necessary. I would like to get the price, though. Sentence11: Not a problem, please contact us again if you need any further assistance. Sentence12: Of course. The price for the train running from peterborough to cambridge on Sunday is 13.20 pounds. Is there anything else I can assist you with? Sentence13: The post code of the alpha-milton guest house is cb41xa. Is there anything else I can assist you with today? Sentence14: Okay, there are a few trains available. What time would you like to depart? Question: Who has spoken the sentence 5? (A) User (B) System
[A]: Answer: (B) System

[Q]: Sentence1: I can book that for you. Can you give me a departure time? Sentence2: Sure. Their number is 01223519224. May I help you with anything else? Sentence3: I just need their postcode and price range please. I will book it myself later. Sentence4: Thank you, goodbye. Sentence5: Yes, I am also looking to visit The Fez Club during my stay. May I have their phone number? Sentence6: Yes we do have one Express Holiday Inn. Would you like me to book you a room there? Sentence7: No problem! The postcode is cb13llh and price range is listed as expensive. Is there anything else I can help you with today? Sentence8: I need a taxi to take me from The Fez Club to my hotel please. Sentence9: I booked a red Volkswagen to pick you up at The Fez Club by 17:00. The contact number is 07404417573. Is there anything else I can assist you with? Sentence10: Yes please, two people and one room with two beds for next Saturday. Sentence11: I want to leave the Fez Club by 17:00. Sentence12: No. That was it. Thanks for your help! Sentence13: Sure, how many days would you like to stay? Sentence14: Hi, I'm really looking forward to coming to Cambridge. You have an Express by Holiday Inn, right? Question: Who has spoken the sentence 6? (A) User (B) System
[A]:
Answer: (A) User