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: Okay great no that will be it. Sentence2: Sure, you're booked at Travellers Rest with reference number A5LK844G . May I help with anything else? Sentence3: No, if you could just book me into one for saturday, that would be great. Sentence4: There are 9 matching restaurants. What food would you like? Sentence5: I would really like to try some British food please. Sentence6: I need if for four, 13:30, Saturday. Sentence7: I am looking for a restaurant that is expensive and in the west Sentence8: Ok, how many people and what is the time preference? Sentence9: I have 2 matching restaurants. Would you like more details on them? Sentence10: Okay. Glad I could be of help. Please call again. Question: Who has spoken the sentence 3? (A) User (B) System
Solution:
Answer: (B) System