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

[Q]: Sentence1: I am sorry there is nothing that meets that criteria. Is there another type of food or area you would be interested in? Sentence2: Thanks, will you please book a table for 7 people on thursday at 13:00? Sentence3: I'm looking for a restaurant in the east. Sentence4: How about British food? Sentence5: There are nine restaurants in the east. Do you have a price range in mind? Sentence6: You are welcome. Enjoy your dinner! Sentence7: Booking was unsuccessful. can we book another day or time slot? Sentence8: Nope, that should be everything. Thank you so much for all of your help. Sentence9: Booking was successful for Thursday at 1200hrs , table for 7 at Grafton Hotel restaurant. Your Reference number is KQKTCX5Y . Is there anything else I can help you with? Sentence10: I would recommend you try Grafton Hotel Restaurant. As requested it is in the east and serves British food. Sentence11: I don't have a price range but I am looking for asian oriental cuisine. Is that possible? Sentence12: please try booking at 1200hrs and get me the reference number Question: Who has spoken the sentence 11? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: Can you give me more information about shopping? Sentence2: There are two hotels meeting your criteria. Can I recommend Gonville Hotel in the Centre area. It has parking and internet. Do you want that booking? Sentence3: There is nothing that is 3 stars which includes wifi, can I check for something else? Sentence4: I need you to find me a hotel with free wifi and a star rating of 3 in the west. Sentence5: There are no 3 star locations with parking. Sorry. Is there anything else I can help you with toay? Sentence6: What date are you checking in and how many are in your party? Sentence7: I'm sorry but i'm confused. Where would you like reservations at? Sentence8: the postcode is cb30ds Sentence9: What area of town will you be shopping in? Sentence10: I will be in the west part of town, but I think I am more interested in college visits if you could help me with that. Sentence11: Nothing matching your criteria exists on the west side.s location matter? Sentence12: No, the location does not matter. Sentence13: Hmm can you check one more time, it should really be a hotel. Sentence14: Actually, I wanted a 3 star hotel with wifi, not parking. Can you check again? Sentence15: No the area doesn't matter as much, please provide me with the reference number. Sentence16: Thanks! I'm also looking for somewhere to stay. Any hotels? Maybe around a 3 star, and I need wifi. Sentence17: Sure, what's the postcode for that college? Sentence18: I have 5 in the west can I recommend churchill college? Sentence19: book it for 2 people and 2 nights starting from sunday. Sentence20: Sorry, I'm not seeing anything that matches your request. Would you want to try a guesthouse? Sentence21: There are two, does the area matter to you? Sentence22: Can you recommend a 3 star hotel then? I'd like a room for 2 nights on sunday, for two people. Question: Who has spoken the sentence 5? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: No that is all. Thank you for all your help. Sentence2: I was robbed and I am looking for help Sentence3: The phone number is 01223358966. Can I do anything else for you? Sentence4: most welcome, have a good day Sentence5: Can you give me the phone number please? Sentence6: You need to go to the police station at Parkside, Cambridge, CB11JG Sentence7: welcome. at your service next time Sentence8: Thank you. Goodbye. Question: Who has spoken the sentence 6? (A) User (B) System
[A]:
Answer: (A) User