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

Q: Sentence1: That train departs at 05:29. Sentence2: It appears that the Curry Garden meets your needs! Would you like me to book that for you? Sentence3: There are many options for expensive dining. Sentence4: Yes, please make reservations for 5 people at 16:45 on Monday. Sentence5: Booking was successful. The table will be reserved for 15 minutes. Reference number is : J8918H0X . anything else i can help you with? Sentence6: What day will you travel? Sentence7: Thank you for contacting us and have a nice day. Sentence8: I would like to arrive by 11:00. Could you give me the departure time and train ID? Sentence9: Thank you. That is all that I need. Sentence10: Thanks. I also need a train from Bishops Stortford to Cambridge. Sentence11: Not really, as long as it is open on Monday and has room for 5 people. Sentence12: Is there a departure time? Sentence13: There are a number of expensive Indian options. Is there a specific part of town you were looking for? Sentence14: I will be traveling on Monday. Sentence15: I need a place to eat that is expensive. Sentence16: OKay, is there a certain time you need to leave? Sentence17: Specifically, I would like an Indian restaurant. Sentence18: I can suggest the TR4448 arriving by 06:07. Question: Who has spoken the sentence 3? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: They are all moderately priced, but Avalon has free internet and four stars. Would that suit you? Sentence2: Yes, free wifi. No free parking though. Sentence3: That sounds good. Do they have wifi? Sentence4: Your table has been booked. The reference number is 3FOO64PM . Sentence5: Thank you I am also looking for a restaurant in the same area as the hotel serving expensive chinese food. Sentence6: please contact us again in the future. goodbye. Sentence7: There is Hakka located at Milton Road Chesterton would you like me to reserve it for you? Sentence8: I have three guesthouses to choose from. Do you mind they are in the north? Sentence9: I'm looking for a guesthouse to stay in and I don't need a free parking. Sentence10: 01223315702 and cb12dp. Sentence11: Perfect thats all I needed! Sentence12: This one is in the north a and b guest house Sentence13: Are there any moderately priced 3 star guesthouses in the west available? If not in the west, what about the north? Sentence14: Yes please. I need it for 8 people on Wednesday at 19:15. Sentence15: That's fine. Could I get their postcode and phone number? Sentence16: No that is okay, can you book the cheapest one for me please? Question: Who has spoken the sentence 2? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: I would like a guesthouse in the west that is 3 stars. Sentence2: Okay. Can you book the Hobsons House for 4 people and 5 nights starting on Saturday? Sentence3: I need a guesthouse, with parking that is free. Sentence4: What is the travel time of that train? Sentence5: I would recommend the acorn guest house. Would you like a reservation? Sentence6: I now have seven results. To help narrow it down more, what time would you like to depart? Sentence7: That is all for now. Thanks Sentence8: entrance fee, address, and phone number Sentence9: I need to arrive in cambridge by 19:15. Sentence10: Thank you for contacting Cambridge TownInfo centre. Goodbye! Sentence11: The travel time is 38 minutes. Is there anything else I could help you with today? Sentence12: I have TR 3474 from bishops stortford to cambridge arriving at 18:07. Will that work? Sentence13: You got it! Booking was successful. Reference number is : INXJI4JD . Sentence14: Whatever gets me an arrival time closest to 19:15 Sentence15: Great, thanks, sorry for the confusion earlier! Can you help me find a train, too, please? I'm traveling from Bishops Stortford to Cambridge on the same day as my hotel reservation. Sentence16: Phone is 01223304906. Address is 96 barton road. There is no entrance fee. Sentence17: I have several trains that fit that description. What time would you like to travel? Sentence18: With that criteria, I only have one option. It would be the Hobsons House. It is moderately priced and offers free parking and wifi. Would you like to book? Question: Who has spoken the sentence 12? (A) User (B) System

A:
Answer: (A) User
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