You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Example: Sentence1:i need a place to dine in the center thats expensive Sentence2: I have several options for you; do you prefer African, Asian, or British food? Sentence3: Any sort of food would be fine, as long as it is a bit expensive. Could I get the phone number for your recommendation?Question: Who has spoken the sentence 2? (A) User (B) System
Example solution: Answer: (A) User
Example explanation: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system

Problem: Sentence1: Ok. The booking was successful and your reference number is PFMOZLXC . Sentence2: I have booked 2 seats on TR4558. The cost is 13.20 pounds. Train leaves cambridge sunday at 16:06. Is there anything else I can help with? Sentence3: Is there a specific area you'd like me to search? Sentence4: Okay, please book that for 2 people and 5 nights starting tuesday. I'll need a reference number. Sentence5: Thank you, I also need to find a room. Sentence6: Thanks, that takes care of all my needs for today. Bye! Sentence7: Ok, I have 38 trains heading to Peterborough on Sunday. What time would you like to leave? Sentence8: There are 3 matches for your preferences. I recommend Ashley Hotel. Sentence9: No, that doesn't matter, as long as it has free wifi. I would like it to be a 2 star hotel. Sentence10: Hello, can you please help me find a train that leaves on sunday. I would also like the train to go to peterborough. Sentence11: Sure, there are plenty of trains that you could take. The first is at 15:34, then 16:06, and there are many more. Is there a time that's best? Sentence12: I would like to leave after 15:00. Sentence13: The 15:34 sounds perfect. Could you book me tickets for 2? Sentence14: Great, it was a pleasure assisting you! Goodbye! Question: Who has spoken the sentence 8? (A) User (B) System
Solution: Answer: (A) User