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: No thank you. I just needed the address. Thanks for your help. Sentence2: I am not picky about the area. I prefer the moderate price range and a 4-star rating, please. Sentence3: I want to board a train on Thursday. Can you help me with that? Sentence4: You are welcome enjoy. Sentence5: I have booked your seats here is the information:Booking was successful, the total fee is 141.6 GBP payable at the station . Reference number is : PY3UDDOV . Sentence6: Which area would you prefer north, south, or east? Sentence7: Yes of course! Where are you traveling to? Sentence8: Yes please book the acorn guest house. Also could you give me the address for the hotel. Sentence9: Absolutely. There are 21 guesthouses that have free parking, could you tell me which area you would like to stay in? Sentence10: Yes it's possible. We have 2 trains departing at 05:17 and at 7:17. Which one would you prefer? Sentence11: I have ten trains doing that trip on Thursday. Any specific times? Sentence12: I am travelling to Cambridge and it should depart from London Kings Cross. Sentence13: Please make a booking for 6 people on the 7:17 train. Sentence14: Great, thank you! I'm also looking for a guesthouse that includes free parking. Can you help out? Sentence15: How about the acorn guest house, its moderately priced located in the north? Sentence16: I need to arrive by 09:00 if that is possible. Sentence17: I really don't care about the area, can you just suggest one for me? Sentence18: 154 chesterton road. Would you like a reservation? Question: Who has spoken the sentence 3? (A) User (B) System
Solution:
Answer: (B) System