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

[Q]: Sentence1: Okay, do you need the taxi to go to the restaurant or the attraction? Sentence2: Okay, perhaps you can find a college that I can visit. Sentence3: Thank you so much. Sentence4: I have 8 results. What area would you like? Sentence5: I want to leave the attraction at 09:45 and head to the restaurant. Sentence6: it is on regent street Sentence7: I'm sorry there are no matches. Sentence8: It should be cheap and include free parking. Sentence9: i also want a taxi to commute between the two places Sentence10: There are 21 guesthouses offering free wifi. Do you have a price range? Sentence11: Sure, you will be expecting a black lexus , their contact number is 07988632177 Sentence12: I recommend finches bed and breakfast, that've got some good reviews. Sentence13: There are five colleges available in the centre area. How about Downing College? The entrance fee is free. Sentence14: Oh thats great. Please assist to book that for 5 nights starting from Saturday and if it fails then Tuesday. Please send me the reference number when you are done. Sentence15: Sounds great. What is the address? Sentence16: Yes, I'm looking for entertainment attractions located in the centre. Sentence17: No particular area. What do you recommend? Sentence18: you are welcome, enjoy yourself. Sentence19: Booking was successful for Saturday. Reference number is : 5LQHD9SU . Can I help with anything else? Sentence20: I'm planning a trip to Cambridge and need a 4 star place with wifi to stay. It doesn't matter if its a hotel or guesthouse, just 4 star please. Question: Who has spoken the sentence 14? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: I'll be leaving from Leicester and want to go to Cambridge. Sentence2: Booking was successful, reference number is YN5MH1ZN . Anything else I can help you with? Sentence3: Where are you departing from and what is your destination? Sentence4: I need a hotel in the north that has free parking. Sentence5: There are 11 different hotels. To help narrow it down, can you tell me if there is a price range you prefer? Sentence6: All right. I need a booking for six, please, and the reference number. Sentence7: Yes it is. Sentence8: There are 91 trains leaving Leicaster to Cambridge after the specified time. How does Friday 11:09 sound? Sentence9: No thank you that will be all. Thank you for your help in booking my trip and stay! Sentence10: How about the Acorn guest house on 154 Chesteron Road? It's a moderate price range guesthouse that is rated 4 stars with free parking and wifi. Sentence11: Perfect. I'd like to book a 5 night stay for the six of us. Sentence12: Great. Is this hotel stay also starting on Friday? Sentence13: No problem! You have a wonderful day! Sentence14: I'm looking for a train leaving after 10:30. Sentence15: No not really, I would prefer a guesthouse type of hotel with free wifi though. Sentence16: I was able to book the train for you for 6 people. The reference number is 7QAMUGHQ . Do you need anything else? Question: Who has spoken the sentence 15? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: Carolina Bed and Breakfast is a 4 star Guesthouse located in the East. At a moderate price point it boasts both free wifi and free parking. Need more information? Sentence2: Can you help me find a restaurant in the centre of town serving Italian food? Sentence3: Zizzi Cambridge is at 47-53 Regent Street and the postal code is cb21ab. Can I help you with anything else? Sentence4: I think I will try Zizzi Cambridge. Could I get the address and postcode? Sentence5: Maybe... is there any other place that's cheap and serves Italian food? Sentence6: Yes I am looking for a particular hotel called the Carolina Bed and Breakfast. Sentence7: There is also Pizza Express, it is an expensive restaurant, or you could try Zizzi Cambridge, which is a cheap option. Sentence8: We've got the Pizza Hut in the center of town that serves Italian food. Would you like to try that? Sentence9: The address for Carolina Bed and Breakfast is 138 Perne Road. Would you like me to book you a room? Sentence10: I need the address for Carolina Bed and Breakfast. Sentence11: No thank you. I just needed the information for now. Thanks for you help. Sentence12: I'm happy we could be of service. Thanks for using the Cambridge TownInfo centre! Question: Who has spoken the sentence 2? (A) User (B) System
[A]:
Answer: (A) User