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: I would like to arrive at 16:15 please. Sentence2: On what day and time do you need to go there? Sentence3: The earliest I can have you there is 06:32. The latest is 10:32, with several options in between. Any preference? Sentence4: I would like to book for 7 people please. Sentence5: Yes I can, I need the day and time you'd like to go please. Sentence6: There are no expensive restaurants in the centre of town serving canapes Sentence7: I will be traveling on Thursday. Sentence8: Sorry it looks like TR2145 is no longer available, I will substitute with TR5687 which arrives same time. Booking complete 125.29 GBP payable at the station, Reference number 8XYHVB3U .Anything else? Sentence9: There are 33 expensive restaurants to choose from in the centre. To narrow down results, what type of food are you wanting to eat? Sentence10: I'm trying to figure out my eating options. Are there any expensive restaurants in the centre? Sentence11: Can you book a table for 7 people? Sentence12: I would be happy to book a train for you. Which day will you be travelling? Sentence13: thank you that is all good bye Sentence14: How about Thursday at 19:15? Sentence15: Aww, that's too bad. Do you have any that serve korean food? Sentence16: I now need a train Sentence17: No thank you that is all I need Sentence18: The train should depart from broxbourne and should go to cambridge. Sentence19: Yes, I would like to arrive by 10:32 is 16:15 is not available. Sentence20: How about a place that serves canapes? Sentence21: Train TR2145 will arrive at Cambridge by 10:32. How many tickets should I book for you? Sentence22: Yes, little seoul is a great place for korean food. Sentence23: Booking was successful. The table will be reserved for 15 minutes. Reference number is : 718ZBFFA . Can I help you with anything else? Sentence24: I need to get a little information from you to book a train. Where are you traveling to and from and for what day and time do you need to travel? Question: Who has spoken the sentence 2? (A) User (B) System
Student:
Answer: (A) User