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: The entries have now been narrowed down to 38. Where will you be departing and at what time do you want to leave? Sentence2: There are four theatres in the centre that you could visit. Sentence3: There are many! What day will you be traveling? Sentence4: And, what is the postcode and entrance fee, please? Sentence5: I would like to find a train leaving from Peterborough. Sentence6: Two people going to cambridge. We'd like to arrive by 12:45. Please book 2 seats and give the refernce number. Sentence7: I will be leaving on Friday. Sentence8: TR6691 leaves peterborough at 11:48 and arrives in cambridge at 12:38. Your total for 2 ticketsis 33GBP, payable at the station, and the confirmation is 5W98EJ2Y . Is there anything else? Sentence9: Which one would you recommend? Sentence10: Okay would you like a specific area? Sentence11: Sure- what is the entrance fee, phone number, and postcode? Sentence12: Please let us know if there is any way we can help you in the future. Have a great day. Goodbye! Sentence13: Actually, I could use some help finding a theatre to visit in town while I am there. Sentence14: Okay thank you, thats all i need for now. Sentence15: Yes, I'd like a place in the center of town, please. Sentence16: I'm sorry, the postcode is cb23qe, but the entrance fee is not listed online. You would have to call them at 01223357851. Sentence17: the cambridge corn exchange is one of our most popular theatre. Would you like any more information? Sentence18: The phone number is 01223357851. Question: Who has spoken the sentence 15? (A) User (B) System
A:
Answer: (B) System