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

[EX Q]: Sentence1: There's a Parkside Police Station in town, right? Sentence2: Thanks! Also, can you give me the exact address to the station? Sentence3: The only address listed is Parkside, Cambridge. It does not give an exact address, I'm sorry to say. Sentence4: I will also need the postcode please. Sentence5: No, that's all thank you Sentence6: Sure, the postcode is CB11JG. Sentence7: Yeah, sorry for the inconvenience. Can I do anything else for you though? Sentence8: Yes, it is located at Parkside, Cambridge. Sentence9: Wow. That is very odd. Sentence10: Thanks. I need the phone number and postcode too. Sentence11: Sure thing. They are located in Parkside, Cambridge and the phone number is 01223358966. Sentence12: You're welcome, have a great day Question: Who has spoken the sentence 9? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: Yes please book it for one person for 2 nights starting friday. Sentence2: Sure. Your booking was successful and I have a reference number for you. It is IBDDDIAJ . Sentence3: Thank you for using our service today. Sentence4: I'm looking to get some info on a hotel called cityroomz. Sentence5: Thank you very much for your help. Have a great day. Sentence6: I've found it, would you like me to book it for you? Question: Who has spoken the sentence 3? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: Sure, try 17:30. Sentence2: No that will be all. Sentence3: We have four cheap Chinese restaurants. Are you interested in the south or centre area? Sentence4: The golden house is a cheap chinese restaurant in the center area. Would you like me to reserve a table for you? Sentence5: I'm so sorry but there doesn't seem to be any restaurants in the city that offer austrian food. Can I look for another cuisine style for you? Sentence6: Ok, how about a cheap Chinese restaurant? Sentence7: I am interested in the centre area. Sentence8: Darn, I was really hoping to find a cheap Austrian restaurant. Would you mind checking one more time? Sentence9: Could you help me find an Austrian restaurant please? Sentence10: I'm sorry but there are no Austrian restaurants. Is there another type that might interest you? Sentence11: Yes, that would be great. I'd like a table for 3 on Saturday at 18:30. Sentence12: I was able to make your reservation for 17:30. Your reference number is VGGQ2AP9 . Is there anything else I can help you with? Sentence13: There doesn't seem to be any availability for Saturday at 18:30. Does another time or day work for you? Sentence14: Excellent. Have a good rest of your day. Question: Who has spoken the sentence 9? (A) User (B) System
[EX A]:
Answer: (B) System