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

[Q]: Sentence1: I have pulled up City Stop Restaurant. What information do you need? Sentence2: I would like to book a table there for 4 peole on saturday at 19:45. and can i please get a reference number? Sentence3: Alright, thank you very much. That's all I need for now. Sentence4: Booking was successful. The table will be reserved for 15 minutes. Reference number is : OMKMNJEM . Sentence5: I am looking for information about city stop restaurant? Sentence6: You are welcome. Goodbye. Question: Who has spoken the sentence 3? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: I don't have a preference. Can you recommend one? Sentence2: Thank you that's all the help I need. Goodbye Sentence3: I can work on booking this for you. Sentence4: Sounds great, thanks. I am also looking for a restaurant in the Centre that serves gastropub food. Sentence5: I'm looking to visit a museum in Cambridge. Can you tell me a little about what you have? Sentence6: I would also like to book a taxi to get between the museum and the restaurant. Sentence7: I will make a booking for backstreet bistro,Booking complete here is your reference number T9TB8FBO . Sentence8: I need to arrive at the restaurant by 14:45. I'll need the contact number and car type as well please. Sentence9: Sure. Is there anything else I can assist you with today? Sentence10: It really doesn't matter money is no object. I need a table for 8 on thursday at 14:45. As long as its a gastropub in the centre of town Sentence11: Okay I have booked your taxi. The contact number is 07498867892 and the car is a blue tesla. Sentence12: Cambridge Artworks is a great place and has free entry. Their address and phone number is 5 Greens Road 01223902168. Sentence13: awesome! thanks for all the info Sentence14: There are 23 museums that match that criteria. What area should the museum be in? Sentence15: Okay, there are 3 different restaurants. What is your price range? Sentence16: Thanks for using our service today! Question: Who has spoken the sentence 7? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: Yes, I would like to find a mediterranean restaurant in the cheap price range. Sentence2: How about the vue cinema located in the centre of town? Sentence3: the gardenia should meet your needs. Sentence4: I don't have a preference. Sentence5: Their phone number is 01223356354. Do you need anything else? Sentence6: And what area are they located? Sentence7: Ok, thank you, that's all the information I need right now. Sentence8: i am happy i have been of help. welcome any time. Sentence9: I want some advice on places to go. Sentence10: Great, can you give me the phone number? Sentence11: The Gardenia is in the centre of town. Sentence12: I'm uncertain about the entrance fee. The postcode is cb11ps and the phone number is 08712240240. anything else today? Sentence13: What area of town would you be in? Sentence14: That sounds great. Can I get the postcode, entrance fee, and phone number? Question: Who has spoken the sentence 11? (A) User (B) System
[A]:
Answer: (B) System