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

[Q]: Sentence1: We have 13 trains meeting your criteria. Do you have any idea how early you want to leave? The first train leaves at 11:32 and then every hour after that Sentence2: Are there any cheap options in the centre of town? Sentence3: We can take care of that too, but let's get your restaurant squared away first - in order to provide an address I'll need to know what type of cuisine? Sentence4: Whichever one you think is best please. Sentence5: to cambridge from broxbourne. i need to leave after 11:15 please Sentence6: Where will you travel too and from? Sentence7: Thank you for using the Cambridge TownInfo centre. Goodbye. Sentence8: excellent. I will need the train booked for 5 as well. Sentence9: It has been booked. You reference number is UCICW103 . Sentence10: I recommend the Dojo Noodle Bar. They're located at 40210 Millers Yard, City Centre. Sentence11: I will be traveling on Sunday. Sentence12: Hi. Can you help me find a restaurant? Sentence13: and what day will you be traveling on? Sentence14: The train should leave broxbourne after 11:15 so the 11:32 is a good choice. There are 5 of us traveling together. Please book. Sentence15: There are a lot of options in Cambridge. Can you please be more specific? Sentence16: Yes, there are chinese, asian oriental, indian, italian, spanish, portuguese, modern europe, and mediterranean available. Sentence17: Great. Thank you so much. Sentence18: Can I have the address? I am also looking for a train that leaves on Sunday to Cambridge. Question: Who has spoken the sentence 16? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: Cambridge artworks is wonderful! They are located at 5 greens road cb13ef. There phone number is 01223902168. Sentence2: Yes, there are 4 museums. Three are free and one has a 5 pound entrance fee. Are you looking for a gallery? Sentence3: What do you recommend? Sentence4: Can you help me find a place to go in the east? Sentence5: Thank you. That's all I needed. Sentence6: I'm also looking for a place to eat. I don't mind where, but I want an expensive chinese place. Sentence7: Ok. I booked a taxi for you. It is a blue audi and the contact number is 07155610417. Sentence8: You're welcome, goodbye! Sentence9: A recommendation would be fine. Can I get the area they're in and post code? Sentence10: I'd also like to book a taxi between the two places. I'd like to leave the restaurant by 2:30 Sentence11: There are 9 options that fit your criteria. Would you like a recommendation or would you like to narrow it down further? Sentence12: We have 5 very nice attractions in the east, do you have an idea of type of activity that would best match your needs? Sentence13: I recommend yu garden. It is located in the east. The address is 529 Newmarket Road Fen Ditton. Postcode cb58pa. Sentence14: Is there a museum I could go to on that side of town? If so, please provide phone number, address, and postcode. Question: Who has spoken the sentence 3? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: I have 31 moderate priced restaurants. Is there a certain cuisine or area of town you would be interested in? Sentence2: Pizza hut cherry hinton looks pretty good. Would you like me to make you a reservation? Sentence3: OK. Is there anything else you'd like to know, about the train or about anything else? Sentence4: I need some information on a train going to stevenage. Sentence5: Thank you, that's all I need today! Sentence6: What time would you like to leave or arrive? Sentence7: Booking was successful. The table will be reserved for 15 minutes. Reference number is : L0NMNTY2 . Sentence8: I'm interested in an Italian restaurant. What would you recommend in the moderate price range? Sentence9: I would like to find a restaurant in the moderate price range. Sentence10: Can I look anything else up for you today? Sentence11: I have to leave Cambridge after 13:00. Sentence12: That is fine. Can I get the price for a ticket please? Sentence13: No thank you have a nice day. Sentence14: Thank you for your help. Sentence15: I will be departing from Cambridge on Sunday. Sentence16: Yes, for 8 people at 10:15 on Sunday Sentence17: TR6488 departs Cambridge on Sunday at 9:21 and arrives in Stevenage by 10:10. Would this work for you? Sentence18: We have many trains leaving to Stevenage at all times. Can I get your point of departure and day of travel? Sentence19: Sure, that ticket costs 10.24 pounds. Do you want me to book it? Sentence20: Not just yet. I am just getting some information for now. Sentence21: How about TR0523 departing at 13:21 and arriving in stevenage at 14:10? Sentence22: That's too early. I need an afternoon train. What do you have later on? Question: Who has spoken the sentence 2? (A) User (B) System
[A]:
Answer: (A) User