Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
See one example below:
Problem: 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: 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

Problem: Sentence1: That sounds interesting. Can you give me their phone number and postcode? Also, is there a train leaving at 11:45 on Wednesday? Sentence2: The train leaves on the :01 every hour starting at 10:01 with the final train leaving at 23:01 Sentence3: I need to go from cambride to birmingham new street. Sentence4: Can you look again for 1 person? Sentence5: no, that will be all. thank you. Sentence6: I'm looking an expensive restaurant in the center. Sentence7: I need to leave at 11:45 Sentence8: Okay, then I guess book it for 11:01 please. And I need a reference number please. Sentence9: If you're for something a little exotic, I recommend Bedouin, which is an expensive restaurant in the center of town serving African food. Sentence10: Just give me one. Sentence11: Booking was successful, the total fee is 75.09 GBP which is payable at the station. The Reference number is : VXSYVE96 . Sentence12: Wonderful! Thank you for your help. Sentence13: Sorry, nothing before 12:01 Sentence14: Is there anything else I can help you with today? Sentence15: There are 33 different restaurants to chose from in your criteria. What type of food do you want? Sentence16: How many tickets do you need? Sentence17: Unfortunately, I don't see anything for earlier. Sentence18: Bedouin's phone number is 01223367660 and their post code is cb12bd. There are 256 train departures on Wednesday - where do you need to go? Sentence19: There are 12 departures. What time do you need to depart or arrive? Sentence20: Anything you can recommend would be fine. Sentence21: What times are the 12 departures? Sentence22: Alright. Have a good day! Question: Who has spoken the sentence 5? (A) User (B) System
Solution:
Answer: (B) System