Teacher:You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Teacher: Now, understand the problem? Solve this instance: Sentence1: Is there a specific time you need to arrive by? Sentence2: I want to leave on Monday after 18:45 instead and I will need the price and train ID. Sentence3: There are 133 trains that travel from Cambridge to Kings Lynn. Do you have a departure day or time in mind? Sentence4: Train Id is TR9226 and leaves at 11:00 Sentence5: There are several, do you have a destination in mind? Sentence6: I need a train that leaves from cambridge. Sentence7: Yes, I would like to leave no later than 17:00. Sentence8: Yes, kings lynn. Question: Who has spoken the sentence 3? (A) User (B) System
Student:
Answer: (B) System