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

[EX Q]: Sentence1: Okay, thank you. I would also like to go to a museum while I'm in town. Could you give me some information on possible options? Sentence2: You're very welcome. Have a good day, goodbye. Sentence3: No thank you. Could you recommend your favorite museum? Sentence4: Yes I am looking for a place to stay that includes free wifi. I would prefer a guesthouse. Sentence5: I have found several guesthouses is there a particular are you wish to stay in? Sentence6: There are many different museums available. Is there a certain area you would prefer? Sentence7: I have the El Shaddai in the center that is cheap and has a 0 star rating. Would you like a booking? Sentence8: The Broughton House Gallery is a lovely museum in the centre of town. It's located at 98 King Street cb11ln and has free entrance. Their phone is 01223314960. Would that work? Sentence9: Your reference number is 0E0R0NEJ . Sentence10: Yes they sure do. Would you like me to book you a room? Sentence11: Yes that will be fine. I will be needing accommodations for 5 adults for a total of 4 nights 5 days beginning Sunday. Include reference number. Sentence12: I am looking for a cheap hotel with a rating of 0 out of 5 stars. Sentence13: Actually, yes, that's great. You've answered all my question wonderfully, thank you. Bye! Sentence14: Does the El Shaddai include free wifi? Question: Who has spoken the sentence 3? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: You are booked for a black skoda. Is there anything else? Sentence2: Thank you for your help Sentence3: Could you give me the contact number for the skoda, please. Sentence4: I'd be happy to book that for you, where are you departing from? Sentence5: No, that is it. Goodbye. Sentence6: Booked car type : black skoda Contact number : 07129813049 Sentence7: I would like a taxi to limehouse. I need to arrive by 7:15. Sentence8: You're very welcome. Do you need any further assistance? Sentence9: Thanks for using our services. Sentence10: I am leaving from nusha. Question: Who has spoken the sentence 2? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: Parkside Pools is located at Gonville Place. I do not have the entrance fee available, but the phone number is 01223446100 and the postcode is cb11ly Sentence2: We currently do not show any locations that fit that criteria. Would like me to look in a different area? Sentence3: Enjoy your trip! Sentence4: Yes, please book for 1 person the train that departs at 17:50. Sentence5: I am also looking for a train leaving friday. Sentence6: You're welcome. Is there anything else I can help you with today? Sentence7: That's everything I needed, thank you very much for your time! Sentence8: I am looking to depart cambridge, head to ely, and arrive by 18:30 Sentence9: Thank you for all your help. Sentence10: No, How about a swimming pool in that area? Sentence11: Thank you for the phone number. Thanks for the help! Sentence12: Alright, there are seven trains that meet that requirement, starting at 5:50 and running once an hour every hour until 17:50. Would you like me to book any of these trips? Sentence13: Booking was successful for TR9933, the total fee is 4.4 GBP payable at the station. Reference number is : P4U5T2N6 . Sentence14: Is there anything else I can help you with today? Sentence15: I'm looking for a multiple sports attraction in the area of center. Sentence16: There are 404 trains that day, what destinations do you need? Question: Who has spoken the sentence 5? (A) User (B) System
[EX A]:
Answer: (B) System