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

[EX 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
[EX A]: Answer: (B) System

[EX Q]: Sentence1: It is free admission into the King's college. Sure I can help with that. What is your price range? Sentence2: There is pizza express it's moderately priced, would you like more information or for me to book it for you? Sentence3: That was all I needed, thank you. Sentence4: I was able to book your table. The Reference number is : WA5JKA4G . Is there anything else you needed? Sentence5: Yes. Do you know what their entrance fee is? Also, I need some help finding an Italian restaurant in the centre area. Sentence6: I don't have a price range preference. Sentence7: Thank you! Sentence8: I also need a taxi to travel between King's College and the restaurant. Sentence9: Yes please. I would like the reservation for Thursday at 15:00 for 2 people. Sentence10: I am looking for King's College. Sentence11: May I help you with any thing else? Sentence12: thanks for using our services and welcome anytime Sentence13: Booking completed! Booked car type : blue tesla Contact number : 07982639539 Sentence14: Yes, King's College is in the centre and located on King's Parade. Their phone number is 01223331100. Question: Who has spoken the sentence 8? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: I need info on attractions in the center of the town. Sentence2: I am going to Kings Lynn. Sentence3: I'm not sure. Can you recommend one for me? Sentence4: What type of attraction are you looking to attend? Sentence5: I will book it for you,is there anything else I can do for you ? Sentence6: Old Schools, Trinity Lane, cb21tt. The phone number is 01223332320. As for the train, which station will you be traveling to? Sentence7: I recommend old school architecture. it is located in trinity lane. can i give you the address? Sentence8: Yes I would like the ostcode and phone number as well. Can you find a me a train departing cambridge on wednesday? Question: Who has spoken the sentence 6? (A) User (B) System
[EX A]:
Answer: (A) User