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

[Q]: Sentence1: I can book you at the university arms hotel. It has a 4 star rating, free parking and wifi. Does this interest you? Sentence2: What will be the first day you will stay and how long will you be staying? Sentence3: I'm sorry but you'll have to book another day or a shorter stay. When would you like to stay? Sentence4: Yes. That would be great. Sentence5: Awesome, thanks! I think that takes care of everything I needed. Sentence6: Booking completed! Please look out for a Grey BMW, their contact number is 07130839627. Is there anything else I can help with? Sentence7: Certainly. I have many available. Is there a particular area you are looking in? I have several in the west and centre. Sentence8: Can you see if they have just 1 night available? Sentence9: I want to stay for 5 nights starting on Tuesday. Sentence10: Corpus christi is 2 pounds, which is in centre. Sentence11: Can you give me the entrance fee for one of the colleges in the centre? Sentence12: Okay great please enjoy your stay and don't hesitate to call us back if you need anything else. Sentence13: I am traveling to Cambridge and excited about seeing location attractions. Could you help me find a place to go, like a college? Sentence14: I need a taxi please between the 2 places. I want to leave the attraction by 2:30. Sentence15: Your booking was successful with a reference number of S1HTVV32 . Is there anything else I can do for you today? Sentence16: I'm also looking for a hotel in the centre. I don't want to stay in a guesthouse. It needs to be a hotel. Question: Who has spoken the sentence 3? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: 07426688661 is the contact number, I have you in a grey Toyota. Sentence2: Great. Can you tell me where you will be traveling to and from? Sentence3: I need to get there by 11:45. Sentence4: That's perfect, thanks! Sentence5: I need to book a taxi please. Sentence6: You are welcome. Thank you for calling us. Goodbye. Sentence7: Can I help you with anything else? Sentence8: No, that's everything. Goodbye. Sentence9: I want to go from wandlebury country park to huntingdon marriott hotel Sentence10: Okay, I will need some more information from you. What time would you like to leave? Question: Who has spoken the sentence 8? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: There is only me. Sentence2: I'd be happy to reserve your rooms for you. How many people will you be traveling with? Sentence3: Parkside pool is in the centre of town. The address is gonville place and the phone number is 01223445100. Sentence4: Enjoy your stay in Cambridge, have a great day! Sentence5: There is a bed and breakfast on 56 saint barnabas road by the name of Alexander, with free parking, internet and 4 star rated. All in a very cheap price. Sentence6: I can help you with that. Do you prefer hotels or guesthouses? Sentence7: There are 4 to choose from. Would you rather go to one located in the east, north, or centre? Sentence8: Let's put the pool on hold. I forgot to ask you to book the Alexander for me. It is just me for two nights beginning Saturday. Sentence9: I would like to find a pool as well. Sentence10: We didnt pick out a pool yet, any preference in area? Sentence11: I am sorry I need to know where you are going? Sentence12: That does not matter but I would like it in the cheap price range. Sentence13: Yes, I'd like in to be in the centre of town Sentence14: I'm looking for a place to stay in Cambridge Sentence15: That sounds perfect. That's all I needed for today, thanks. Sentence16: Your booking for Alexander bed and breakfast was successful. The reference number is F371FPBA . What else can I do for you? Sentence17: I would like a swimming pool at the centre of town. Sentence18: Please arrange for a taxi to pick me up from the attraction at 21:00 and take me to the hotel. I'll need car and contact info too. Question: Who has spoken the sentence 2? (A) User (B) System
[A]:
Answer: (A) User