You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Ex Input:
Sentence1: Thanh binh is a nice restaurant that serves Vietnamese food and is in the cheap price range. Sentence2: That sounds great! May I have their phone number please? Sentence3: Thank you for using the Cambridge restaurant system, please call again. Sentence4: Okay, thank you for your help! Sentence5: How about vietnamese food, please? Sentence6: I am looking for a restaurant that serves Malaysian food and is in the cheap price range. Sentence7: thanh binh's phone number is 01223 362456 Sentence8: No matches found for cheap Malaysian food. Would you like something else? Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: What is your departure point? Sentence2: What time do you need to leave by? Sentence3: I am looking for a train to cambridge. I would like something on sunday to arrive by 18:30 Sentence4: I just want to get there at or shortly before 18:30. Sentence5: I'd like to recommend whipple museum of the history of science, at free school lane. Admission is free. Sentence6: Yes it is their full address and the postcode is cb23rh and their telephone number is 01223330906. May I help you with anything else today? Sentence7: Thank you. That is all that I need. Sentence8: i place want a place to go in the centre Sentence9: I found the perfect train! TR7771 will get you there at 18:24. Would you like me to book this for you? Sentence10: Ok, your booking is complete for 6 people. The cost is 79.19 GBP, payable at the station. The reference number is 8W0OSFM6 . Sentence11: I would like a museum in the centre please. Sentence12: What are you into? Do you like theatre? Museums? We have plenty of attractions in the centre and if you tell me what you enjoy I can recommend one Sentence13: My departure will be from Cambridge. Sentence14: Okay. Glad I could be of help. Sentence15: Is that the full address for the museum? Free School Lane? Sentence16: I need to go to Peterborough. Sentence17: Yes, please book me for 6 people. My birdwatching club is taking a trip together. Sentence18: And what is your destination city? Question: Who has spoken the sentence 6? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: Okay great, your reference number is W1YEMRMR . Is there anything else you need? Sentence2: I will leaving leicester the same day and I need to leave after 13:30. Sentence3: I'm looking for a place on the westside. Sentence4: Thanks to you for help me with all these bookings. Sentence5: I'd be happy to help you narrow down the train schedules. Where will you be traveling from, and on what day and time? Sentence6: No, that will be all. Thank you. Sentence7: Yes please. Also could you provide me the reference number for that? Sentence8: Are there any moderately priced hotels that have free parking, or do they all charge extra for that? Sentence9: You and your passengers are booked on the train. Your reference number is QEAJK6UR . Is there anything else I can help you with? Sentence10: Thank you! I also need a train going to cambridge. Sentence11: The Hobsons House is located in the west in the moderate price range. Would you like me to book this for you? Sentence12: I have one from leicester to cambridge called TR1492 leaving at 14:09 on Sunday. It's 30.24 pounds. Would you like me to book it for you? Sentence13: Thank you for using our service, have a great day. Sentence14: You're welcome, come back anytime. Your total fee is 241.92 GBP. Sentence15: Book it for 7 people and 5 nights starting from sunday. Sentence16: We will all be traveling together, therefore yes it will be for all of us. Sentence17: Will you be travelling with the same 7 people? Sentence18: Yes, there are actually 14 moderately priced hotels with free parking. Is there a specific part of town you would like to stay in? Question: Who has spoken the sentence 11? (A) User (B) System

Ex Output:

Answer: (B) System