Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: I would recommend TR0393 which leaves Broxbourne at 5:32 and arrives in Cambridge at 6:32. Sentence2: There are 21 guesthouses in town with free parking. Do you prefer a specific area of town or do you have a price range? Sentence3: WiFi is not necessary, but I would like free parking. I'm looking for mid range pricing. Sentence4: There are nine moderately priced guesthouses available. I suggest Home From Home, a 4-star guesthouse that comes with internet and parking. Would you like to book a room? Sentence5: Not really but I do need a 4 star rating. Sentence6: Great! Can you book 2 seats for me on that one? Sentence7: There is a train leaving Thursday from Kings Lynn at 10:11, arriving at Cambridge at 10:58. Would you like me to pull up other listings? Sentence8: Sounds great! I'll need to book a room for 2 people, for 2 nights starting Thursday. Sentence9: Do you have a price range in mind? And will you need wifi? Sentence10: I hope I could be of service today, enjoy your stay in Cambridge! Sentence11: Your train has been booked. Your total cost is 35.79, payable at the station. Your reference number is SQUCLNLA . Can I help with anything else? Sentence12: Thats everything thanks Sentence13: Excellent. You are all set, and your reference number is : 2GHO31DA . Anything else I can assist you with today? Sentence14: i'm looking for a train leaving on thursday and arriving by 11:45 Sentence15: I need to book a room in a guesthouse that has free parking. Sentence16: Can you look up trains departing from Broxbourne instead? Question: Who has spoken the sentence 8? (A) User (B) System
A:
Answer: (A) User