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: Train TR8792 departs at 09:50 and will arrive in Ely at 10:07. The total travel time is 17 minutes. Anything more I can help with? Sentence2: Okay I would like to make a booking for 5 people and 4 nights starting from wednesday. Sentence3: Will you needing a reference number? Sentence4: Twenty one accomodations meet your needs. What part of town are you planning to stay in? Sentence5: I will be traveling to ely, no need to book, but i need the train number, travel time departure time and arrival time Sentence6: Your welcome, have a great day! Sentence7: Ok. Where are you departing from? Sentence8: Can you help me find a place to stay that's four stars and has free wifi? Sentence9: I also need a train on Friday, departing after 9:00. Sentence10: Booking was successful. Reference number is : JVC5MSAV . anything else today? Sentence11: Where will you be traveling to? Sentence12: Yes, of course. Sentence13: i am departing from cambridge Sentence14: That is all. Thanks for your time. Sentence15: There are 21 places in that criteria. What area of town? Or perhaps a need for free parking? Sentence16: It doesn't matter. Like I told you, it just needs to be a cheap 4 star place with free wifi. Sentence17: The Alexander bed and breakfast is the best option. Sentence18: That doesn't matter as long as it's cheap. Question: Who has spoken the sentence 16? (A) User (B) System
A:
Answer: (A) User