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

Example Input: Sentence1: Might I suggest the Autumn House. It is a cheaper guesthouse that offers both free parking and free internet. Would you like more info for them? Sentence2: It really doesn't matter. I don't need internet. I just for sure want a 4 star place. Sentence3: Thank you! Can you also get me a train going to Cambridge that day? Sentence4: Sure. There are six different options in that area. What were you looking for as far as price range and amenities? Sentence5: Is there anything else that you need? Sentence6: I need a 4 star hotel in the east, please. Sentence7: I think this is what I needed. Thanks. Sentence8: Sure! I just need to know where you plan on departing from and what time you'd like to leave. Sentence9: Booking was successful. Reference number is : 544D87NG . Sentence10: I need a room for 4 for 4 nights starting on Tuesday. Question: Who has spoken the sentence 3? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: Can you tell me more about gourmet burger kitchen? Where is it? Sentence2: No, that's all I need for now. you've been very helpful. Thanks. Sentence3: They are in the towns centre. Expensive but worth every penny. Would you like to book a table? Sentence4: How about the postcode and attraction type for Byard Art? Sentence5: Thanks, I'm all done here. Sentence6: I have that table reserved. Your reference number is K94DWSQN . Can I help you with a taxi or hotel room? Sentence7: You're welcome. Have a great day! Sentence8: Unfortunately, we do not have information on several of them. But, Byard Art, Wandlebury Country Park, and Sheep's Green and Lammas Land Park are all free admission attractions. Sentence9: I have booked you a taxi that will get you there by 13:15. The car type is a blue Tesla and the contact number 07664553144. Can I do anything else? Sentence10: Enjoy yourself.You can call us if you need anything else Sentence11: no, not really. What are entrance fees on the 8 attractions? Sentence12: What can you tell me about attractions in the south part of town? Sentence13: I need a taxi from Byard Art that will get us to the restaurant on time. Sentence14: We have 8 attractions in the south part of town. Do you have a preference of type? Sentence15: Yes please, a table for 6 people at 13:15 on Tuesday would be amazing. Sentence16: Postcode, cb21sj, and the type is museum. Is there anything else I may help you with? Question: Who has spoken the sentence 3? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: Great. Please book me 6 tickets. Sentence2: I recommend castle galleries located at unit su43, grande arcade, saint andrews street. Their phone number is 01223307402. Is there anything else I can help you with? Sentence3: Excellent, can you give me the postcode? Sentence4: Booking was successful, the total fee is 226.8 GBP payable at the station . Reference number is : TQQ2P14Y . Sentence5: Okay! When do you want to depart? Sentence6: Train ID TR5648 will be best for you. It will leave cambridge by 10:21 to arrive leicester by 12:06 and it will you cost 37:80 pounds. Sentence7: Please find me a train from Cambridge to Leicester Sentence8: You are welcome--have a great day! Sentence9: The postcode is cb23bj. Can I help you with anything else? Sentence10: nope that is it thanks for all of you help Sentence11: Woo that's steep but thank you. I also am interested in visiting the museum in the centre area of town, could you give me info on that? Sentence12: I'm leaving on Friday and I need to be in Leicester by 12:45. Question: Who has spoken the sentence 4? (A) User (B) System
Example Output:
Answer: (A) User