Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: Thank you for contacting Cambridge TownInfo Centre. Have a great day! Sentence2: That will probably work. What is the travel time for that train? Sentence3: There are 19 trains, would you like me to book you one? Sentence4: There's a train arriving at 21:06. Would you like to book that train now? Sentence5: I need to arrive in Leicester by 21:15, do you have one like that? Sentence6: Okay, that's all I needed to know. Thanks. Sentence7: I will be leaving on Monday. Sentence8: It will be a 105 minute trip Sentence9: I am looking for a train from Cambridge to Leicester. Sentence10: What day will you be leaving? Question: Who has spoken the sentence 1? (A) User (B) System
Output:
Answer: (B) System