You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
One example is below.
Q: 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
A: Answer: (A) User
Rationale: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system
Q: Sentence1: Sure! I'll need a booking for 5 at 18:45 on Thursday. Sentence2: Thank you! Also, can you recommend a moderately-priced vegetarian restaurant, please? Sentence3: sure, what is your destination? Sentence4: Could you tell me the price for a ticket, and the typical travel time? Sentence5: The train ride is 49 minutes and it will cost 12.80 pounds. Sentence6: I'm sorry. I'm not finding any vegetarian restaurants at all. Would you like to choose a different type of food? Sentence7: Any time. I was happy to help. Sentence8: You are doing a great job! That's all I needed. Sentence9: Okay. Your booking was successful. The reference number is MZZNA6KZ . Your table will be reserved for 15 minutes. Sentence10: Thank you for your help. Sentence11: I need a train for Thursday please. Get me one that arrives by 13:45 Sentence12: Sure! TR1661 will leave at 11:54 and arrive by 12:43. Do you require more information or do you want book now? Sentence13: I'll be heading to Cambridge. Leaving from Stevenage. Can you tell me about this? Sentence14: Ok, try the asian oriental food then. Sentence15: Ok the only one is Yippee Noodle Bar. Would you like for me to book a table? Sentence16: Thank you for using our system today! Question: Who has spoken the sentence 1? (A) User (B) System
A:
Answer: (B) System