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: the postal code is cb39lh Sentence2: Okay, how about just moderate price and three stars in any part of town? Sentence3: They are in the centre, admission is free, can I assist with anything else? Sentence4: I am also looking for Williams Art and Antiques. Can you tell me what area that is in? Sentence5: Thank you for calling. Enjoy your trip! Goodbye. Sentence6: Is it in the moderate price range? I need a hotel in the west with a star rating of a 3. Sentence7: No, I think that's it. Thank you very much! Sentence8: Hi, I'm looking for information, specifically, a place to stay while I'm in town. Sentence9: We don't have any 3 star hotels on the west part of town. Do you want to try searching for something else? Sentence10: sure! how about allenbell? i hear it's lovely. Sentence11: okay, pick the west please. I need the postcode. Sentence12: There aren't any hotels like that, but I do have 4 guesthouses. 2 in the north, 1 in the west, and 1 in the south. Question: Who has spoken the sentence 10? (A) User (B) System
Solution:
Answer: (A) User