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 rcommed the j restaurant, would you like me to book you? Sentence2: Yes. Can I get the travel time? Sentence3: Okay and where are you departing from? Sentence4: Ok, let's try to find an asian oriental restaurant. Sentence5: I am also looking for a train I'd like the train to arrive by 14:15 and to be here on Saturday. Sentence6: Thanks! I guess that's all I need. Have a good one. Bye. Sentence7: You're welcome, just let us know if you need anything else! Sentence8: I'm sorry, there are no Romanian restaurants available. Sentence9: I'm looking for some romanian food around here. Sentence10: The reservation number is RFD4W3BO . Anything else I can help you with? Sentence11: Great, I will book that for you now. Sentence12: I have five. Is there an area you prefer? Sentence13: Yes I need a reservation for 6 people at 17:30 on a Saturday. Sentence14: I need a confirmation number too thank you Sentence15: The travel time is 105 minutes. Sentence16: I need to depart Leicaster and arrive in cambridge 14:15 on saturday. I'll just need the travel, no booking. Sentence17: I need a cheap price range. Sentence18: There is a train that departs at 9:09 from Leicester on Saturday at arrives at 10:54 the same day in Cambridge. Is this good? Question: Who has spoken the sentence 17? (A) User (B) System
A:
Answer: (B) System