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

[Q]: Sentence1: You have been very helpful. Thank you. goodbye. Sentence2: Yes I certainly can! Your reservation was successful and your booking reference is 5F3KBH78 . Sentence3: Can you make reservations for 6 at 14:30 on Thursday? Sentence4: The J restaurant serves cheap asian oriental food in the centre of town. Their phone number is 01223307581. The address is 86 Regent Street City Centre. Sentence5: Can you tell me about the J Restaurant? Sentence6: Glad to help. Have a great day and enjoy your meal. Good bye. Question: Who has spoken the sentence 4? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: Thank you so much. The restaurant and train are all I need for now. Have a great day. Goodbye. Sentence2: I'll need to arrive by 11:00 and it should be going to london liverpool street. Sentence3: yeah i need a train too Sentence4: Train TR4259 arrives in London Liverpool Street at 9:27. It's the closest arrival time to 11:00. How many tickets would you like to book? Sentence5: Understood. You have a choice between Sala Thong and Bangkok City. Sentence6: Booking was successful. The table will be reserved for 15 minutes. Reference number is : RARTE3OH . is there anything else i can help you with? Sentence7: Can you help me find some Thai food to eat tonight? Sentence8: I would like 2 tickets please. Sentence9: Ok! Have a great day! Sentence10: I don't care where, just as long as it's expensive! Sentence11: What area of town would you prefer? Sentence12: Sala Thong sounds good. Please make a booking for 2 at 11:45 on Monday Sentence13: Where will you be leaving from? Sentence14: Let's pick something arriving between 11:00 and 10:30. It needs to depart from cambridge and leave on tuesday. Sentence15: There are 21 trains available. Would you like to narrow it down by departure site, day, or departure time? Sentence16: Your reservation for 2 on the TR4259 train was successful, the total fee is 33.2 GBP payable at the station. Your Reference number is : FNRSFZWB Question: Who has spoken the sentence 8? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: I would prefer moderately priced. What are the two options I have? Sentence2: You are very welcome. Have a good evening. Goodbye. Sentence3: It is located on jesus lane in the city center. Sentence4: Booking completed! Your contact number is 07835118695 and the car type is a black audi. Can I help you with anything else? Sentence5: I would happily book the restaurant but I need you to respond to my previous inquiry about your price preference Sentence6: I have 3 great places that serve turkish food in the centre of town. I have 2 that are moderately priced and 1 that is expensive. Do you have a preference? Sentence7: The phone number is 01223452587 and the postcode is cb58bs. Sentence8: There are no eastern european restaurants in the centre. Perhaps you would like chinese instead? Sentence9: Yes, All Saints Church is located in the central area. Is there anything else I can help you with? Sentence10: all saints church is pretty popular for architecture lovers. Sentence11: No, it is an architectural attraction. Would you like me to look for a concert hall for you? Sentence12: The two options are Anatolia and Efes Restaurant. Do you have a preference? Sentence13: I need it on Friday, for 6, at 12:15. Sentence14: The Booking was successful. The table will be reserved for 15 minutes. Reference number is : 71YJN5ID . Sentence15: Well, I guess I would like to try turkish food if you have that. Sentence16: Where is this located? Sentence17: I am in need of some entertainment. Can you recommend anything? Sentence18: I actually want entertainment type of place. Sentence19: Is it located in the centre? If none exists, could you find one that is a type of concerthall? Sentence20: Anatolia sounds good. Please book it for 6 people on Friday at 12:15 Sentence21: Yes, what is the phone number and postcode for All Saints Church? Sentence22: How about cherry hinton hall and grounds? Sentence23: Sounds great, I'd like a taxi to go between the two that arrives at the restaurant by the booked time. Sentence24: I think that should do it. Thanks for your help today! Sentence25: Is All Saint Church an entertainment attraction? I'm also looking for a place to dine in the centre that serves eastern european food in the moderate price range. Sentence26: I also need a taxi to commute between the locations. Question: Who has spoken the sentence 19? (A) User (B) System
[A]:
Answer: (B) System