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

Sentence1: i need to know how how much the entrance fee is and the postcode if you may please? Sentence2: Is there anything else I can help you with? Sentence3: It is 8.08 pounds Sentence4: I will be traveling on Saturday and would like to arrive by 17:45. Sentence5: Thank you and goodbye Sentence6: Thank you! Can you also look up Cherry Hinton Hall and Grounds for me? Sentence7: What day and time time will you be travelling? Sentence8: Ok, thank you. Sentence9: Hi, I'll be visiting Cambridge soon, and I need a train from Stansted airport. It should arrive by 17:45. Can you help? Sentence10: No, thank you, that will be all. Sentence11: Yes, that would be perfect! What's the price of one ticket? Sentence12: Sure thing it is in the east of town, what information would you like to know about it? Sentence13: The post code is cb18dw but I do not have the information on the entrance fee. Sentence14: Great, there's a train departing at 16:24 and arriving at 16:52. Will this work? Question: Who has spoken the sentence 6? (A) User (B) System
Answer: (A) User

Sentence1: There is a restaurant called Thanh Binh. Would you like me to book a table? Sentence2: Yes i would like a table for 7 people on monday at 13:15 Sentence3: We would prefer vietnamese please. In the west area? Sentence4: How many tickets would you like me to book? Sentence5: The travel time is 49 minutes. Would you like to know any more info? Sentence6: Thank you, what is the arrival time? Sentence7: Your reservation has been set for Monday at 12:15 for 7 people. The reference number is 3MTLQCBA . Can I do anything else for you? Sentence8: I am leaving from Cambridge and headed to Stevenage. I would like to leave after 17:30 please. Sentence9: Just one ticket, please. Sentence10: Certainly. The train will arrive at 20:10. Can I help you with anything else? Sentence11: Can you tell me when that train will be arriving in stevenage? Sentence12: Alright, TR6692 looks like your best bet. Would you like me to book you passage? Sentence13: Thank you I also need a train on tuesday leaving after 17:30 Sentence14: I think that about does it. Thanks for the help today. Sentence15: I need to find a cheap place to eat. Sentence16: Booking was unsuccessful do you have any other preference? Sentence17: Can you try 12:15 on Monday? Sentence18: I've booked that ticket for you. The reference number is FTLHURXQ, and the total fee is 12.8 GBP. Sentence19: It was my pleasure to assist you. Thanks for using our service. Have a wonderful day. Goodbye. Sentence20: Yes. Please book that for me. Thanks so much! Sentence21: I can find that for you. What cuisine are you interested in? Sentence22: I would be happy to help with that. Can you tell me the departure city and where you are going? Question: Who has spoken the sentence 11? (A) User (B) System
Answer: (B) System

Sentence1: Yes, I've got the Bloomsbury Restaurant at 13:30 for 6 on Wednesday. Sentence2: No, I don't need to book a room, but can I get their contact info and location please. Thanks. Sentence3: Yes, please book for 6 people at 1330 on Wednesday. Can I also have the reference number as well? Sentence4: Yes, I would like to book a table for 6 people at 13:30 on Wednesday. Sentence5: Sure is that in the moderate price range? Sentence6: That will be all today. Thank you very much. Sentence7: Yes it is! Would you like to book there? Sentence8: Do they have internet? Sentence9: I'm sorry but there are only two international restaurants, is there another type of food you would like? Sentence10: Cityroomz is a hotel in the city center with 0 stars. It's moderately priced. Do you want me to book that for you? Sentence11: Certainly. Cityroomz is in the centre of town, and their address is Sleeperz Hotel, Station Road, postcode cb12tz. Their phone number is 01223304050. Can I help with anything else? Sentence12: I managed to book your table and your reference number is 5ISFHKR3 . Can I help you with anything else today? Sentence13: What about the other restaurant that serves international cuisine? Sentence14: Unfortunately, that booking was unsuccessful. Would you like to try another time? Sentence15: Great can you please book that for me, and give me the reference number Sentence16: Bloomsbury restaurant meets your criteria. Would you like me to book you a reservation? Sentence17: Yes, Cityroomz has internet. Is there anything else I can help you with today? Sentence18: I'm sorry but I was unable to book you for that time. Would you like to try another day or another time slot? Sentence19: I'm sorry, but I was unable to book either restaurant for 1330 on Tuesday either. Would you consider dining a little earlier or later? Sentence20: Yes - are there any restaurants serving international cuisine that are located in the center of town? Sentence21: If neither restaurant is available for 13:30, can you try 14:30? It's later than I wished, but I guess that can't be helped. Sentence22: Can you find me a restaurant in the centre of town that has availability for Wednesday at 13:30? Sentence23: I'm sorry booking for both restaurants at 1430 were unsuccessful would you like to try another time? Sentence24: Your welcome, have a nice day. Sentence25: No how about trying another restaurant for the same time. Sentence26: Could you try it for Tuesday? Sentence27: Absolutely! There are two in the area - may I suggest The Varsity Restaurant? Sentence28: Hello, I'm looking for a place to stay the night. I'd like a hotel, but nothing fancy, it can have zero stars and that's fine. Do you have any recommendations? Question: Who has spoken the sentence 12? (A) User (B) System
Answer: (A) User