You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: Okay, great. Have a safe trip. Goodbye. Sentence2: Yes please. I need it booked for 1 person for 2 nights starting tuesday. Can i get a reference number? Sentence3: I have found the allenbell guesthouse. It meets all of your criteria, is in the cheap price range, and provides internet and parking. Would you like me to book it? Sentence4: Thank you, that is it for today. Goodbye. Sentence5: The reference number for your booking is KEBFTR7I . Can I do anything else for you? Sentence6: I need a place with rated 4 stars in the east. Can you help me find one that like a guesthouse? Question: Who has spoken the sentence 1? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Have a good day! Sentence2: No thank you, that is all. Sentence3: I am looking for a train to London Kings Cross that departs after 08:15. Sentence4: The TR2000 leaves cambridge going to london kings cross on friday at 09:00. It arrives in london kings cross at 09:51. How does that sound? Sentence5: Yes. What do you have available? Sentence6: Are you departing from cambridge station? Sentence7: I'll be travelling on a Wednesday. Sentence8: That's great. Please book me two tickets. Sentence9: The booking was successful and the fee is 47.2 GBP payable at the station. Reference number is E2N0JHSY . May I assist you with anything else today. Sentence10: What day would you like to travel? Question: Who has spoken the sentence 3? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Thank you and goodbye! Sentence2: Da Vinci Pizzeria is a cheap italian restraunt in the north area of town. Sentence3: Is there a cheap restaurant in the north part of town? Sentence4: May I suggest Royal Spice, a cheap Indian restaurant in the north? Sentence5: Thank you goodbye. Sentence6: What is the address and phone number? Sentence7: Da Vinci Pizzeria is at 20 Milton Road Chesterton, and their phone number is 01223 351707. Sentence8: Is there anything else? Question: Who has spoken the sentence 1? (A) User (B) System

Answer:
Answer: (B) System