You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
One example: Sentence1:i need a place to dine in the center thats expensive Sentence2: I have several options for you; do you prefer African, Asian, or British food? Sentence3: Any sort of food would be fine, as long as it is a bit expensive. Could I get the phone number for your recommendation?Question: Who has spoken the sentence 2? (A) User (B) System
Solution is here: Answer: (A) User
Explanation: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system

Now, solve this: Sentence1: That is all I need today, thank you. Sentence2: Of course, there are many trains on that route. What day would you like to travel, and is there a time you would like to arrive by? Sentence3: No need to book it for me. I can do that. But can you tell me the travel time in minutes? Sentence4: 36 MINUTES Sentence5: I would like to travel on Saturday, arriving at 8:00. Sentence6: Sure the phone number is 01223335511. It is on silver street and the entrance fee is 2.50 pounds. Sentence7: I only have one train that will meet your needs. Train TR6163 will depart at 05:29 and arrive by 06:07. Would you like me to book you a ticket? Sentence8: The postcode is cb39et and it is a college. Is there anything else I could help you with? Sentence9: I am also looking for a attraction called queens' college, can you get me information on that? Sentence10: I am planning a trip to Cambridge on a train. I want to leave form bishops stortford...can you help me with that? Sentence11: Great. And what is the postcode? And attraction type? Sentence12: You're welcome. I hope you have a great day! Goodbye. Question: Who has spoken the sentence 5? (A) User (B) System
Solution:
Answer: (B) System