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: Yes, the postcode is cb21jf. Sentence2: That should be everything. Thank you very much! Sentence3: Thanks! I'm also looking for a train going to cambridge. Sentence4: make a booking for 3 people. Sentence5: There is a train leaving at 11:17. Sentence6: I'd like to leave after 10:45 on Monday. I'm departing from Ely. Sentence7: That sounds great! Can I get their postcode please? Sentence8: You're all set! Your total, which is payable at the station is 70.8 GBP. Your Reference number is : KCRPUI1L . Can I assist you with anything else today? Sentence9: Wonderful! Have a great day! Sentence10: We have 5 beautiful parks in Cambridge. My favorite is the Botanic Gardens in the center. It's 4 pounds to get in, but definitely worth it. Sentence11: Thank you, you as well! Sentence12: I'd love to help! where are departing from and which day? Sentence13: Thank you, take care! Sentence14: Can you help me find a park please? Question: Who has spoken the sentence 12? (A) User (B) System
Solution:
Answer: (A) User