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: The train would arrive at 14:35. The train ID is TR8724. Is there anything else I can do for you? Sentence2: Sure, what time will you need to arrive in Cambridge? Sentence3: Yes, that was what I went ahead and booked for you already. Your reservation is set for Saturday at 19:00 for 2 people. Is there something else I can help with? Sentence4: I'm sorry, but there are no polish restaurants in the centre. Would you like to change your search? Sentence5: Yeah, I'd like a place to eat, Mediterranean cuisine please. Sentence6: The earliest train leaves Norwich for Cambridge at 13:16. The price is 14.08 pounds and the duration will be 79 minutes. Would you like me to book? Sentence7: I need to find a train from Norwich on Saturday. Sentence8: Do you have a reference number for that? Sentence9: When does it arrive and what is the train ID? Sentence10: My apologies for not providing it. Your reference number for the restaurant booking is Y5GU93IK . Sentence11: The gardenia located at 2 rose crescent city centre. Would you like to make reservations? Sentence12: How about a restaurant that serves mediterranean food? Sentence13: It doesn't matter what time I arrive, but I would like to make sure I leave Norwich at or after 13:00. Sentence14: Thank you for using our system! Sentence15: I am also looking for Polish food, in the Centre of town. Sentence16: i would like to book a saturday reservation for 2 people at 19:00 please. Sentence17: Okay fantastic, that's all I need today. Sentence18: I have booked it for you at 19:00 and the reference number is Y5GU93IK . Is there anything else I can help with? Question: Who has spoken the sentence 2? (A) User (B) System
Student:
Answer: (A) User