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

Ex Input:
Sentence1: Kymmoy is a great Asian Oriental place in the center of town, but it's expensive. Sentence2: Is there a Oriental restaurant in the City Centre that is in the expensive price range? Sentence3: I have 2 matches. Do you have a type preference? Sentence4: Thanks. I'm also wanting to see if there's someplace to get polynesian food in the centre of town. Sentence5: That's all I will need. Thank you! Sentence6: Where is it located? Sentence7: Please help me find a hotel to stay at in the centre that has a 4 star rating. Thanks! Sentence8: Thank you for using the Cambridge TownInfo centre. Please have a pleasant day. Sentence9: There are no Polynesian restaurants in the centre. Sentence10: I want an expensive place with free wifi. Sentence11: Its location is on Regent Street. Sentence12: That narrows it down to one choice, the University Arms Hotel. It meets all of your requirements, plus has parking. Would you like me to check availability? Question: Who has spoken the sentence 10? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: The address for Little Seoul is 108 Regent Street, City Centre. Is there anything else I can help you with? Sentence2: Yes, I would like both the phone number and the postcode please. Sentence3: I'm looking for an expensive restaurant in the centre if you could help me. Sentence4: I got that backwards. Need a train leaving Kings Lynn after 9:15 and arriving in Cambridge sometime on Saturday. Sentence5: There is a Korean restaurant called Little Seoul located at 108 Regent Street City Centre. Would you like their phone number? Sentence6: TR2514 leaves at 10:11 and arrives at 10:58. Will this one work for you? Sentence7: Sure. Could you tell me the exact travel time? Sentence8: Sure. The travel time for TR2514 is 47 minutes. Anything else I can help you with today? Sentence9: I sure can. There are lots of choices. Are you looking for a particular type of food? Sentence10: Have a wonderful day yourself. Goodbye. Sentence11: Can I also have the address please? Sentence12: that is it for today. good day thank you Sentence13: I also want to see the travel times for a train going from Kings Lynn from Cambridge on Saturday. It should leave after 09:15. Sentence14: Is there a time you would like to arrive by? Sentence15: The phone number for little seoul is 01223308681, postcode cb21dp. Can I help you with anything else today? Sentence16: No, not really. I think I'd like to try something different. Could you suggest something? Question: Who has spoken the sentence 3? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Certainly! What day are you traveling? Sentence2: which side would you like to be? Sentence3: That's all I needed to know about the train. Thank you. I'm also looking for a moderately priced place to day with four stars. Sentence4: That sounds great. Please book it for 8 people for 4 nights, starting on Wednesday. Sentence5: Do you have a preferred arrival or departure time? Sentence6: You're welcome. Enjoy your trip! Goodbye. Sentence7: how about one that is in the cheap price range Sentence8: Booking was successful. Reference number is : Z01W0H74 . Is there anything else I can help you with? Sentence9: the area doesn't matter but make sure its a hotel and not a guesthouse including free wifi. Sentence10: That's all I need, thank you so much! Have a nice day! Sentence11: My meeting is on Wednesday. Sentence12: Can you help me find a train going to cambridge departing from norwich? Sentence13: Train TR2379 departs at 17:16 and arrives at 18:35. Will this work for you or would you like an earlier time? Sentence14: I would like to arrive by 19:30. Sentence15: I'm unable to find anything that meets all of your criteria. Can we adjust your price range to find the appropriate accommodations? Sentence16: How about The Cambridge Belfry? It is cheap, has four stars, and has internet. Shall I make a booking for you? Question: Who has spoken the sentence 8? (A) User (B) System

Ex Output:

Answer: (A) User