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: That is all I needed, good day to you. Sentence2: Yes, I'm also looking for a train departing from Cambridge and heading to Stansted Airport. Can you please help? Sentence3: Can you help me find a nice 4 star hotel? Sentence4: Which day & what time are you heading to the airport? Sentence5: There are 15 trains available. Should I book a train for you? Sentence6: I have two hotels available one in the west and one in the centre. Do you have a preference? Sentence7: Yes, please choose the earliest one after 09:30 and book it for 7 people. And don't forget to send the reference number! Sentence8: I want a train for tuesday that departs after 09:30 Sentence9: Yes, I do. I would like a hotel that is expensive in price. Sentence10: I would love to! Do you have a price range in mind? Sentence11: You're welcome. Have a nice day! Sentence12: The one in the centre would be ideal. There will be 7 people staying for 2 nights, starting Tuesday. Sentence13: Booking was successful. Reference number is : VZF6OEIK . anything else today? Sentence14: Booking was successful for a train departing at 09:40. The reference number is NJ1GZ4Y0 . Will there be anything else today? Question: Who has spoken the sentence 2? (A) User (B) System
Student:
Answer: (A) User