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

Sentence1: You pick the area as I don't have a preference. Sentence2: I found swimmingpools in the areas of east, north and centre. Which would you prefer? Sentence3: I am departing from stevenage on thursday. Sentence4: Parkside Pools is located at Gonville Place. Is there anything else you would like to know? Sentence5: Parkside Pools is a great place located in the centre, would you like more information? Sentence6: Yes please. Get me the address Sentence7: The TR9547 gets into Cambridge from Stevenage at 20:43. Will that work? Sentence8: Have a great day! Sentence9: Yes, I just needed info for now. Thanks for your help. Goodbye. Sentence10: I need a train, on Thursday. Arriving by 2145. Sentence11: Where will you be departing from? Sentence12: i just want a place to go with a swimming pool. Question: Who has spoken the sentence 9? (A) User (B) System
Answer: (B) System

Sentence1: Eraina is in the centre of town located at Free School Lane City Centre. Their number is 01223 368786. Is there anything else I can do for you? Sentence2: Eraina in the centre is an expensive european restaurant. Would you like further information? Sentence3: what is the price range ? Sentence4: European food? Sentence5: Please recommend me an expensive restaurant that serves afghan food. Sentence6: They are in the expensive price range. Sentence7: What is the address, phone number, and area? Sentence8: I don't care where it is. Sentence9: Thank you. Good bye. Sentence10: I'm not finding any restaurants that match your request. Would you like to try a different price range or food type? Sentence11: There are four restaurants that serve European food. What part of town would you like? Sentence12: You are welcome, enjoy your stay. Good bye. Sentence13: That'll do. Thank you. Good bye. Sentence14: Thank you, and have a great day! Question: Who has spoken the sentence 3? (A) User (B) System
Answer: (B) System

Sentence1: What day will you be arriving? Sentence2: Okay, the train ID is TR4134. Anything else today? Sentence3: I need the booking for 6 people, for 2 nights beginning on Thursday. Sentence4: Also I need a train to Cambridge to depart Norwich at 8:30 on Tuesday. I need the train ID too. Sentence5: Okay, the booking was successful. Confirmation code is KNHD4Q79 . Sentence6: I need a place to stay in the north in the moderate price range if you could help me. Sentence7: Yes. Please book it. Sentence8: Acorn Guesthouse offers moderate pricing in the North. Would you like me to book this for you? Sentence9: No, I just need the train ID. Thanks. Sentence10: I am glad to be of service! Bye for now! Sentence11: No that was all I needed. I appreciate your help. Sentence12: Of course, train TR4134 will be leaving Norwich at 9:16, would you like me to book it for you? Question: Who has spoken the sentence 1? (A) User (B) System

Answer: (B) System