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

[EX Q]: Sentence1: I'll take whichever one you recommend. I just need the phone number, postcode & address please. Sentence2: TR7786 will leave at 17:00, would that work for you? Sentence3: The travel time is 51 minutes. Can I help you with anything else? Sentence4: What time would you like to depart. I have anything from 5:00 to 23:00 Sentence5: Hello, can you help me find a train going to London Kings Cross? Sentence6: You're very welcome! I hope that you enjoy your time here! Thank you for contacting the Cambridge TownInfo centre. Sentence7: There are 3 restaurants that match what you're looking for, would you like me to book one for you? Sentence8: I would recommend the Ghandi. They are located at 72 Regent Street City Centre and can be reached at 01223353942, can I assist with anything else? Sentence9: I think that's everything I need. Thank you very much. Sentence10: Can I get the travel time for that as well? Sentence11: On Monday, from Cambridge. Sentence12: Yes, I apologize but can you give me the arrival time for train TR7786? Sentence13: Yes, please. Is there a restaurant with Indian food? Sentence14: Sure I can. The arrival time for that train is 17:51. Is there anything else I can do for you? Sentence15: I'd like to leave after 15:45, please. Sentence16: I want a cheap swedish restaurant in the centre, please. Sentence17: Sure! What day are you planning on leaving? Sentence18: I wasn't able to find a cheap swedish restaurant in the centre of time. Would you like me to try a different type of food? Question: Who has spoken the sentence 17? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: Thanks, I'm also looking for some places to go in the centre. Sentence2: There are 44 different attractions in the centre. Can you narrow down your choices? Sentence3: Ok. And where are you leaving from? Sentence4: The phone number for All Saints Church is 01223452587 and they are located on Jesus Lane. They do not charge an entrance fee. Can I do anything else for you? Sentence5: I think whatever you think is the best place, just choose that. I am not picky. Sentence6: No, that will be it. Thank you so much for your help! Sentence7: I would want to find a train going to Cambridge. Sentence8: it should arrive by 11:15. get me the price Sentence9: Thank you for using our service! Sentence10: Okay, there are 10 trains available. Do you have a departure or arrival time in mind? Sentence11: The train should leave on wednesday and should depart from ely Sentence12: that sounds lovely, what is their phone number, address and any entrance fee's? Sentence13: TR2006 is leaving at 11:35 and costs 4.40 pounds. Sentence14: Perhaps you would enjoy seeing All Saints Church on Jesus Lane? Question: Who has spoken the sentence 8? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: Cambridge museum of technology is a museum on the east side of town. Sentence2: Aylesbray Lodge Guest House is in the south. It is in the moderate price range and has 4 stars. Would you like to make a reservation? Sentence3: It's 5 pounds for the entrance fee. Their address is the old pumping station, cheddars lane, and phone number is 01223368650 Sentence4: Thank you. I need a taxi to leave my hotel at 16:15 to go to the museum please. Sentence5: I'd like to leave by 16:15, please. Sentence6: You're all set! I've booked your taxi, so keep an eye out for a red volkswagen at 16:15. Your contact number is 07554925977. Anything else for today? Sentence7: Thank you, can you give me information on museums in the east side? Sentence8: You're welcome! Hope you enjoy your stay at the Alyesbray Lodge guest house and your visit to the Cambridge Museum of Technology! Sentence9: Yes. We're a group of six and we'd like to stay for two nights. We want to check in on Tuesday. Sentence10: I'd love to help! When would you like to arrive or leave by? Sentence11: Sure. The postcode of the museum is cb58ld. Anything else I can assist you with? Sentence12: I am looking for a place to stay that is named aylesbray lodge guest house. Could you give me some information about it? Sentence13: Nope, that's all for today. Thanks. Goodbye. Sentence14: Sorry, could I please get the postcode for the museum? Sentence15: That sounds interesting! Can you give me their address and postcode, please? And how much is it to get in there? Sentence16: Your Booking was successful. Reference number is : 2V9TM90Z . Question: Who has spoken the sentence 11? (A) User (B) System
[EX A]:
Answer: (B) System