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

[Q]: Sentence1: There are more than one hundred entries that match your requirements. What type of food do you prefer? Sentence2: I'm positive. There are however three hotels that have four stars that have free wifi, if you would like to view those options. Sentence3: A 4 star rating is fine, what do you have for that? Sentence4: The only French restaurant that fits your criteria is called Cote. They do not have any availability for Wednesday at 12:30. Sentence5: My pleasure. Have a great day! Sentence6: Wonderful! That's all I need. Thank you very much for your help! Sentence7: I prefer French Cuisine, can you find somewhere that will take reservations for 3 people at 12:30 on wednesday? Sentence8: Are you sure? I would prefer a 5 star hotel with free wifi. Sentence9: I have two in the west area and one in the centre area. Do you have a preference? Sentence10: Thanks I also need to find a hotel with a 5 star rating. Sentence11: Are there any expensive places to eat in the centre? Sentence12: That was a success. Your reference number is 2GY5ULLL . Sentence13: Can you try for 11:30 and give me a reference number please. Sentence14: The booking for the University Arms Hotel was successful, and your reference number is 414HUS87 . Sentence15: Unfortunately, I do not show any 5 star hotels. Would you like to try a different rating? Sentence16: The one in the centre area is fine. Can you please book it for 3 people, starting on Wednesday for 4 nights and can I please have the reference number? Question: Who has spoken the sentence 11? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: Not in that criteria, perhaps another area or price range? Sentence2: I'm booking you a table for 5 at 11:00 Saturday at Charlie Chan. What name should I place this under? Sentence3: I want to eat chinese food in the centre. Sentence4: Yes, please try J Restaurant. Asian Oriental food sounds good. Sentence5: I was able to book you into the J restaurant and your reference number is 87G7FWZM . Sentence6: Thank you for your help! That will be all. Good Bye. Sentence7: Booking was unsuccessful. Would you like to find another restaurant? Sentence8: I don't know what I was thinking earlier, we actually have a lot of cheap restaurants in the centre. J Restaurant serves Asian Oriental. Should we try that? Sentence9: How about Charlie Chan? It is a cheap chinese restaurant in the centre. Sentence10: You're welcome, have a great day! Sentence11: Are there any in the same area and price range but not Chinese? Sentence12: Sure. I would like to book a table for 5 people at 11:00 on Saturday. Sentence13: Are there any other cheap restaurants in the area? Sentence14: Book it for XXXX, can I please get a reference number? Question: Who has spoken the sentence 2? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: I would like to stay in the northern area. I don't have a specific price range, but the hotel doesn't need to have the internet. Sentence2: just one person please. Sentence3: I'd like to leave on Monday after 8:30. Sentence4: No problem. Enjoy your travels! Sentence5: Booking was successful on TR7409, the total fee is 23.6 GBP payable at the station. Reference number is : GSY1O89D . Can I be of any further assistance? Sentence6: Pick one for me. Book it for 1 person for 5 nights starting from wednesday. Sentence7: Yes, where would you like to stay and in what price range? Sentence8: Sure, the first train to london kings cross leaves at 9:00. Shall I book it for you, if so for how many people? Sentence9: I have several hotels and guesthouses available. Do you have a preference? Sentence10: How much is each hotel? Sentence11: They are each moderately priced. I don't have any more specific information. Sentence12: Hi. I need to find a hotel, can you help me? Sentence13: I prefer a hotel. Sentence14: Which day would you like to leave on? Sentence15: I am also looking for a train departing from cambridge that is going to london kings cross. Sentence16: That's all I need today, thanks! Sentence17: There are two hotels to choose from. Ashley Hotel and Lovell Lodge. Both are moderately priced and have wifi and parking. Sentence18: I was able to book you at the Ashley Hotel. Your reference number is CPBUEMWR . It is located at 365 Milton Road in the north. Their phone number is 01223350059. Question: Who has spoken the sentence 10? (A) User (B) System
[A]:
Answer: (A) User