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

[EX Q]: Sentence1: Yes. I need a hotel with free parking. I would like it in the moderate price range. Sentence2: I booked you a yellow volkswagen and their number is 07162096037 Sentence3: Thank you for correcting that. Can you book a taxi for me? I'd like to go from the Broughton House to the hotel, and leave by 5:30. Sentence4: No I don't care about the area, but I do want a hotel and not a guest house. Sentence5: There are 14 hotels that meet your criteria, do you have a preference in the area? Sentence6: That sounds interesting! May I have their phone number please? And what is the fee to get in? Sentence7: Ashley hotel is a hotel located in the north part of town and is in the moderate price range. It also offers free parking and internet. Does this suit you? Sentence8: There is a museum on 98 King Street named Broughton House Gallery. Sentence9: Okay great. Do not hesitate to call us if there is anything else you need. Sentence10: That sounds good, can you also provide me with the star rating for it? Thanks Sentence11: We have quite a few of those. Do you have any other preferences? Price range, perhaps? Sentence12: Great! I'm also looking for a place to go in the centre. Any suggestions for something fun? Sentence13: Yes, I am looking for a hotel in the moderate price range. Sentence14: I will also need a taxi to get me between the two places, the Ashley hotel and Broughton House. Sentence15: The Ashley Hotel is a 2 star hotel. Sentence16: I am sorry. There must have been a system glitch. The phone number for the broughton house gallery is 01223314960 and the entrance fee is free. Sentence17: Thank you! I have everything I need now. Sentence18: Yes, their number is 01223314960 and the entry fee is free Question: Who has spoken the sentence 5? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: I'm departing from Norwich and want to arrive by 13:00. Sentence2: Yes, I will need a train to cambridge on thursday. Sentence3: You are booked for 7 people, 5 nights starting thursday. Your reference number is ZFREK5SQ . May I help you with anything else today? Sentence4: the Kirkwood House is in the north and it sports a four star rating. It has internet and parking and the price range is moderate. Would you like to book? Sentence5: You're welcome. Have a great time! Sentence6: The travel time of that train is 79 minutes. Sentence7: thanks for your help you have been great! Sentence8: That sounds perfect. Can you reserve it for seven people? Sentence9: Where will you be departing from? Sentence10: I'm looking for a particular hotel called the kirkwood house. Where is it, and what other information do you have about it? Sentence11: TR3078 departs at 11:16 and arrives by 12:35. Would you like a ticket? Sentence12: not right now, what's the travel time on that ride? Sentence13: Sure, I can book it for you. What day did you want to arrive and for how many days? Sentence14: 5 nights starting Thursday. Question: Who has spoken the sentence 4? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: I would like a 1 star hotel. Sentence2: I recommend the acorn guesthouse it's located at 154 chesterton road and their number is 01223353888. Is there anything else I can help you with today? Sentence3: The area doesn't matter. If you could give me the name, phone number and address of a 4 store hotel; that would be fine. Sentence4: Clare Hall address is herschel road in west area, postal code cb39al. I hope this helps today. Sentence5: The phone I have listed is 01223332360. Can I hlep with anything else today? Sentence6: we have quite a few, clare hall is one of my favorite's Sentence7: There are several 4 star hotels. Do you have a particular area in mind? Sentence8: Yes, can you recommend a college I could visit while I am there? Sentence9: I sure can. Are there any other requirements you'd like to include in your search? Sentence10: I am sorry but could not find a 1 star hotel with your needs. If there is anything else I can help you with let me know, thaks. Sentence11: I need to find a hotel with free wifi to stay at. Can you help me? Sentence12: Um, how about the address too please? Sentence13: ok, try a 4 star hotel. Sentence14: That sounds good. Can I get their phone number and address please? Question: Who has spoken the sentence 2? (A) User (B) System
[EX A]:
Answer: (A) User