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

[Q]: Sentence1: How about a swimming pool in the same area? Sentence2: I need a place in the east, please. Sentence3: That would be express by holiday inn cambridge. Would you like to book that? Sentence4: No, actually I do need to book the Holiday Inn Cambridge as long as it has free wifi. Sentence5: Um, no thank you. I think that's all I need for today! Sentence6: Thanks, do you know of any colleges near the hotel? Sentence7: Unfortunately I'm not finding any colleges near the hotel on the east side of town. Would you like me to expand my search to another area? Sentence8: The holiday inn cambridge has internet but I do not have any information on whether or not it is wifi or free. Sentence9: Great. Thank you very much for contacting Cambridge Towninfo Centre. Have a great day. Sentence10: Can we go ahead and book that for 5 people for 3 nights starting on Saturday? Sentence11: Can I get the entrance fee and phone number for the Abbey Pool please? Sentence12: We have 5 hotels that meet your request. Is there a specific area you'd like to stay in? Sentence13: Their phone number is 01223902088, and their entrance fee is not listed in our system at this time. Sentence14: Okay, I have you booked for three nights starting on Saturday. Your reference number is PDMS5WA1 . Sentence15: Thank you for using our service. Have we met all of your needs? Sentence16: I'm looking for a hotel in the expensive price range. Internet is not necessary. Sentence17: Yes! The Abbey Pool and Astroturf Pitch is on the east side of town, at pool way, whitehill road, off newmarket road. Can I help with anything else? Sentence18: Ok. That's all I need then. Question: Who has spoken the sentence 13? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: You're welcome. Can I help you with anything else? Sentence2: That is all. Thanks Sentence3: The post code is CB11JG. Sentence4: Thank you, what's the post code? Sentence5: Thank you for your help Sentence6: Cambridge, parkside police telephone number 01223358966. Sentence7: I need to get to the nearest police station, can you assist me? Sentence8: Okay. Have a good day and thanks for using our system. Question: Who has spoken the sentence 4? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: Is that in the North area? Sentence2: That should work. Can you reserve enough space for 8 people starting on Monday, for five nights? Sentence3: You're welcome. I am happy you've enjoyed using our services. Bye for now. Sentence4: No booking needed today. In fact, I'm all set. Thanks for your help - goodbye! Sentence5: You will love the golden wok then, would you like more information or a booking? Sentence6: Yes, I would like to stay in the north. I need free wifi. I'd like to stay in a moderately priced guesthouse please. Sentence7: I do not have a preference on the type of food but it does need to be near the hotel. Sentence8: Hakka is an expensive restaurant. Would you like to book it or locate a different restaurant? Sentence9: Sure, do you have an area you want to stay in? Sentence10: There are 9 restaurants in the north. I recommend hakka. Sentence11: I want somewhere in the same price range as my hotel actually. And I don't care about food type but I want to know what kind of food it is Sentence12: Is hakka moderately priced? Sentence13: Yes it is in the North and it serves Indian food. I also found Golden Wok in the North serving Chinese food. Which would you prefer? Sentence14: Okay, your booking as complete! Your reference number is LQ3H9RZR . Can I be of any further help? Sentence15: I can help with that. Is there a certain type of cuisine or price range you are interested in? Sentence16: How about kirkwood house? They are located at 172 chesterton road. Sentence17: Can you suggest one, no wait, Chinese sounds wonderful! I love refried rice! Sentence18: I would like to book a place to dine as well. Sentence19: There is The Nirala, a moderately priced restaurant at 7 Milton Road Chesterton. Sentence20: i need a place to stay Question: Who has spoken the sentence 3? (A) User (B) System
[A]:
Answer: (B) System