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: Where can I find the galleria restaurant? Sentence2: That reservation has been made. The reference number is E2JBIHKC . Sentence3: Actually I need to arrive by 11:45, sorry. What's the closest arriving to that time? Sentence4: Yes, please book 2 tickets and then give me the reference number Sentence5: Sure. The Galleria Restaurant is located at 33 Bridge Street. Is there anything else I can assist you with? Sentence6: Could you set up a reservation for 2, at 14:00 on Tuesday? Sentence7: The reference number for your train booking is HWIMEWD3 . Anything else? Sentence8: What day will you travel? Sentence9: That is all for now. Thank you very much. Sentence10: I need it for Tuesday I want to arrive by 14:45. Sentence11: Train TR9102 leaves at 5:11,would you like me to book it for you ? Sentence12: Great, it was my pleasure! Goodbye, until next time! Sentence13: TR1704 arrives in Cambridge on Tuesday by 10:58, would you like to reserve a seat? Sentence14: Awesome. Now please find me a train from Kings Lynn to cambridge Question: Who has spoken the sentence 12? (A) User (B) System
Solution:
Answer: (A) User