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

Ex Input:
Sentence1: I am interested in finding a great nightclub to take a friend to. Sentence2: I've booked a table for 5 on Monday at 17:30. The reference number is MUBJSMLX . Is there anything else I can help you with? Sentence3: I have found 4 restaurants. Do you have a preference of area? If not that Kohinoor in the centre is very popular. Sentence4: Great that was all that I needed today, thank you. Sentence5: Cambridge has lots of great options. Club Salsa is quite popular and is in the centre. Sentence6: I have arranged for a black Honda to have you arrive at Kohinoor by 17:30. The contact number for the Taxi is 07997403672. Is there something else I can assist with? Sentence7: That sounds great. How much is the entrance fee? Sentence8: Perfect, can you also help me find a place to eat that is cheap and serves Indian food? We are looking to accommodate 5 people at 17:30 on Monday. Sentence9: Just book it on Monday please, for 5 at 17:30. Sentence10: Perhaps their phone number? Sentence11: The phone number is 07782218745. Sentence12: The Club Salsa entry fee is 5 pounds. Can I help with anything else? Sentence13: You're welcome! Have a good day. Sentence14: We need a taxi from Club Salsa that will get us to Kohinoor in time to eat. Can you make that happen? Question: Who has spoken the sentence 13? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Of course, silly me. I'd like to travel from Cambridge to London Liverpool Street on Saturday, and I need to get there by 19:00 please. Sentence2: Allright. TR0357 departs at 09:39. Would you like me to book you tickets? Sentence3: Thanks for the help, that's all for now. Sentence4: Sure! Their number is 01223227330. Sentence5: Well, I want to leave on Saturday. You tell me the best options. Sentence6: I would like to arrive by 19:00. Sentence7: A ticket from London Liverpool Street to Cambridge is 13.28GBP. Sentence8: I also need their phone number. Sentence9: Can you tell me where you are leaving from and going to? Sentence10: what days look like the best ones to get a great deal on hotel with train ride. Sentence11: Can you help me find a train for my upcoming trip to your city? Sentence12: Absolutely, the address is 15-19 Trumpington Street. Is there anything else I can assist you with today? Sentence13: Ok, I'll have to speak with my friend to see if that price is acceptable. Can I please get the address to the restaurant Hotel Du Vin and Bistro? Sentence14: There are 202 options that day! Do you know what time you want to leave or arrive? Sentence15: Can you give me the ticket price? Sentence16: I hope you have a good trip. Have a nice day. Goedbye Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Booking was successful. Your reference number is : 1F0GOZ1D . Sentence2: Can you try 4 nights instead? Sentence3: I recommen a and b guest house. Should I book that? Sentence4: We have 6 total guesthouses in the east, any more preferences? Sentence5: Not particularly. Do you have one you would recommend? Sentence6: Yes, I would like free wifi and a 4 star rating. Sentence7: I'm looking for a guesthouse in the east please. Sentence8: funky fun house would be nice for you Sentence9: Great, could I also find someplace near the hotel to go for fun? Sentence10: Unfortunately there are no rooms available for Wednesday in the East. Could I look at a different location or day? Sentence11: please, For 2 people for 5 nights starting on Wednesday Sentence12: I have six places, is there a price range you have in mind? Question: Who has spoken the sentence 6? (A) User (B) System

Ex Output:

Answer: (A) User