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: You're welcome. Good-bye. Sentence2: Could you also give me the train ID for that? Sentence3: The train id is TR2636 and it leaves at 19:19. Sentence4: I also need a train to Cambridge that leaves after 19:00. Sentence5: Sure, there are lots of places to go in the centre area. Is there a specific type of attraction you're looking for? Sentence6: Great thank you! That will be all I need. Sentence7: The first train that leaves after 19:00 leaves at 19:19 and should arrive by 20:09 on Tuesday. This would cost 16.50 pounds. Sentence8: No. What would you recommend? Sentence9: Well, I'm in Peterborough and I need to get to Cambridge on Tuesday. Sentence10: You have many options. Where would you be departing from, and what day would you need this for? Sentence11: Their phone number is 01223364222. Sentence12: I'm looking for places to go in the centre of town. Sentence13: Ballare nightclub is a lot of fun. They're at 1 Station Road, and it's 5 GBP to get in. Would you like their phone number? Sentence14: Yes please give me their phone number. Question: Who has spoken the sentence 10? (A) User (B) System
Student:
Answer: (A) User