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: I'd like to arrive by 18:30, but I can leave at any time. Sentence2: 10.10 pounds for one ticket Sentence3: Yes your reference number is BEVM8GPA . Sentence4: Ok, great and could you please confirm the departure time for that train? Sentence5: I want to travel on Tuesday. Sentence6: Sounds good enough to me. What is the price of the TR 9892? Sentence7: I would like to book this hotel for 4 people and 2 nights for Tuesday. Sentence8: The TR9892 leaves Stansted Airport at 5:24 and arrives in Cambridge at 5:52. The TR0135 would also work, it leaves at 14:24 and arrives in Cambridge at 14:52. Sentence9: I have 13 trains. The TR9892 leaves at 5:24, would that work? Sentence10: Thank you. I will also need a train to cambridge. Sentence11: I will be coming in from Stansted Airport heading into Cambridge. Sentence12: Ok, I've booked the cityroomz hotel for your party of 4, for two nights starting Tuesday. Sentence13: Can I have the reference number please. Sentence14: Thank you for using our service. Hope you have a great day. Sentence15: Okay great. Thank you! Sentence16: What day would you like to travel? Sentence17: Where will you be leaving from? Sentence18: Cityroomz is a 0-star, moderately-priced hotel in the center of town. They offer free internet, but no parking. Their address is Sleeperz Hotel, Station Road, cb12tz. Sentence19: Can you get me information on a hotel called cityroomz? Sentence20: Is there anything else that I can help you with? Sentence21: No, you have been a great help. That's it for now. Goodbye. Sentence22: There are 19 trains available that day. Is there a specific time you would like to book? Question: Who has spoken the sentence 9? (A) User (B) System
Solution:
Answer: (B) System