You will be given a definition of a task first, then some input of the task.
You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: Booked! Reference number is: L66TSMYA . Sentence2: Thank you so much for all your help! Sentence3: I found one called Carolina bed and breakfast, same price range, starts and both internet and parking. Would you like me to make your reservation there? Sentence4: I know we will. Thanks so much. Good-Bye. Sentence5: Thank you for using the Cambridge TownInfo centre. Have a wonderful day! Sentence6: I am looking for information on the Warkworth House. Sentence7: You are welcome. Enjoy your stay. Sentence8: Is there another hotel available that is in the same price range? Sentence9: What information are you seeking? Sentence10: I am sorry that is unavailable. Can I help you find another guesthouse? Sentence11: Perfect. Could you make the same booking for me? Sentence12: I need a reservation at the Warkworth house for 4 nights. Just one person, starting on Tuesday. Question: Who has spoken the sentence 2? (A) User (B) System
Output:
Answer: (A) User