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

Input: Consider Input: Sentence1: I'm looking for an expensive restaurant in the center of town. Sentence2: Certainly. When would you like your taxi to depart? Sentence3: Is there any Turkish cuisine? If so I need the postcode and the address. Sentence4: No, that will be all, thank you! Sentence5: I need to arrive at Cambridge Contemporary Art by 19:15 please. Sentence6: Okay, have a nice day. Sentence7: I don't really care, what do you recommend? I will need the postcode and entrance fee please. Sentence8: I am also looking for museums in the area. Sentence9: How about Cambridge Contemporary Art? The entrance is free and the postcode is cb21su. Enjoy! Sentence10: There are many museums listed in the centre area, what kind of museum are you interested in? Sentence11: No problem. Your taxi has been reserved. Your driver's contact number is 07035811281 and will be driving a grey toyota. Is there anything else you need today? Sentence12: Thank you. I would also like a taxi to commute between the two places. Sentence13: There are many expensive restaurants in the centre of town, is there a specific type of food you would like? Sentence14: The Meze Bar restaurant matches your tastes. It is located at 196 Mill Road City Centre. The postcode is cb13nf. Question: Who has spoken the sentence 10? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: You are welcome. Have a great day. Sentence2: Thank you, that will be all. Sentence3: leave after 22:30 and dont care when i arrive Sentence4: Hello. Can you book a taxi for me? I need to travel from the Grafton Hotel Restaurant to Home From Home. Sentence5: No problem at all. What time do you want to leave and arrive by, respectively? Sentence6: Alright, I've got a white skoda coming to pick you up at the Grafton Hotel Restaurant at 22:45, your contact number for them is 07935014262. Question: Who has spoken the sentence 1? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: You are welcome. Thank you for contacting Cambridge TownInfo centre. Goodbye. Sentence2: Yes, you have. Thank you. Sentence3: Okay, I found 18 colleges all over town. Is there a particular area you're interested in so I can narrow down your options? Sentence4: The postcode is CB3 9AL. What else can I help you with? Sentence5: I was able to book on train TR9263 for Tuesday leaving at 05:54 and arriving at 06:43. The total fee is 89.6 GBP and the reference number is 0QGD9JB5 . Sentence6: cambridge on teusday. book for 7 people and please get me reference number. Sentence7: What part of town is it in? Sentence8: Thank you for using our services. Have we met all of your needs? Sentence9: Whichever you recommend is great Sentence10: Thank you I also need to find a college to go to. Sentence11: depart from stevenage and should arrive by 15:30. Sentence12: Clare Hall is in the west part of town. Do you need more information? Sentence13: I'm looking to book a train, if you could help me. Sentence14: I recommend clare hall located at herschel road and has free entrance. Sentence15: We can definitely help you with that. Where will you be departing from, and what is your destination? Sentence16: I can certainly look that up for you, what is your destination? Sentence17: That is everything thank you so much. Sentence18: Thank you! Can you please tell me the postcode? Question: Who has spoken the sentence 9? (A) User (B) System


Output: Answer: (B) System