You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: I am looking to go to cambridge on thursday. Sentence2: Yes. There are two available trains. One leaves at 5:29 and arrives by 6:07 and the other leaves by 7:29 and arrives by 8:07. Which would you prefer? Sentence3: I need to leave on Thursday and get there by 9:15, is that OK? Sentence4: I am looking for a train departing from Bishops Stortford. Sentence5: It's my pleasure. Goodbye! Sentence6: Sure, we have one other option TR1242 leaves at 07:29 and arrives at 08:07. For 8 people your reference number is : 6A76VGSK . Sentence7: I'd like the later one, please. I'll need 8 tickets. Sentence8: I have 10 available trains. Is there a particular time you would like to leave or arrive by? Sentence9: Okay great! Thanks for all your help. Sentence10: There are 70 trains departing from that location, would you like to narrow it down some? Question: Who has spoken the sentence 2? (A) User (B) System
A:
Answer: (A) User