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

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


Ex Input:
Sentence1: No, that's all I needed. Thank you for your help - goodbye! Sentence2: I will take the one that arrives at 15:08. can you make me a booking for 8 people on Wednesday? I will need a reference number. Sentence3: The train should depart from Cambridge on Wednesday and headed for Stansted Airport. It should arrive by 15:15. I would also like you to make a booking for 6 people. Sentence4: I'm looking for a train. Sentence5: I have two trains that would suit you. One arrives at 14:08 and the other at 15:08. Do you have a preference? Sentence6: I have 2,828 trains with different routes, to help narrow it down, where will you be departing/arriving, and what day/time? Sentence7: It was a pleasure to assist you. Please use us again for your future needs. Have a good day. Sentence8: Sure thing! I've booked the train for 8, and your reference number is I62H3VUY . Is there anything else I can do for you today? Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Okay, that's all the information I need for now. Thank you for your help. Sentence2: I am flying into the area and would love to find a nice guesthouse to accommodate me while I'm there. Sentence3: The phone number is 01223302579, and they are in the north part of town, they are located at between victoria road and the river. Sentence4: Does this hotel has internet? If yes, please give the address. Sentence5: Can you provide me with the phone number, address, and the area? Sentence6: Yes, it appears it is still open. Would you like more information on this pool? Sentence7: Yes, the acorn guest house has internet. Their address is 154 chesterton road. Is there anything else you needed help with? Sentence8: I don't care about price but would like one in the north that has free parking. Sentence9: you're welcome. anything else i can help you with? Sentence10: Yeah, is the Jesus Green Outdoor Pool still open? Sentence11: We have 24 guest houses available in Cambridge, do you have a specific area or price range in mind? Sentence12: The acorn guest house is moderately priced with a star rating of 4. How does that sound to you? Question: Who has spoken the sentence 4? (A) User (B) System

Ex Output:

Answer: (A) User