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: Thank You good bye Sentence2: Yes. Kymmoy is an expensive restaurant serving asian oriental food in the centre part of town. Sentence3: Thank you. May I have their phone number? Sentence4: Their number is 01223 311911. Will that be all today? Sentence5: Yes, thank you. Sentence6: There is not matching places that fits your request. Can i help you with something else? Sentence7: Are there any Asian Oriental restaurants in that price range? Sentence8: I'd like to find an expensive restaurant that serves venetian food. Question: Who has spoken the sentence 7? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Thank you so much. The restaurant and train are all I need for now. Have a great day. Goodbye. Sentence2: I'll need to arrive by 11:00 and it should be going to london liverpool street. Sentence3: yeah i need a train too Sentence4: Train TR4259 arrives in London Liverpool Street at 9:27. It's the closest arrival time to 11:00. How many tickets would you like to book? Sentence5: Understood. You have a choice between Sala Thong and Bangkok City. Sentence6: Booking was successful. The table will be reserved for 15 minutes. Reference number is : RARTE3OH . is there anything else i can help you with? Sentence7: Can you help me find some Thai food to eat tonight? Sentence8: I would like 2 tickets please. Sentence9: Ok! Have a great day! Sentence10: I don't care where, just as long as it's expensive! Sentence11: What area of town would you prefer? Sentence12: Sala Thong sounds good. Please make a booking for 2 at 11:45 on Monday Sentence13: Where will you be leaving from? Sentence14: Let's pick something arriving between 11:00 and 10:30. It needs to depart from cambridge and leave on tuesday. Sentence15: There are 21 trains available. Would you like to narrow it down by departure site, day, or departure time? Sentence16: Your reservation for 2 on the TR4259 train was successful, the total fee is 33.2 GBP payable at the station. Your Reference number is : FNRSFZWB Question: Who has spoken the sentence 8? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: Can you book it for me? Sentence2: say hi to your family. Sentence3: I am staying in west cambridge. Are there any parks out there to take my kids to? Sentence4: There are 7 different museums in the west area. All are free addmission except one. Would you like me to make a suggestion? Sentence5: The ticket price is 8.08 pounds. The departure time is 05:24. May I help you with something else? Sentence6: Yes, please pick one for me, and let me know the entrance fee, phone number and postcode. Sentence7: I will thank you. Goodbye. Sentence8: There are 7 different parks on the west side. I would recommend a free park called Kettle's Yard. Would you like more information on it or any other park? Sentence9: how about TR4194? it arrives at 05:52 Sentence10: I would recommend People's Portraits Exhibition at Girton College. They offer free entrance. Their postcode is cb3ojg. Their phone number is 01223338901. Sentence11: thank you and have a great day Sentence12: No that is all the information I need today. Sentence13: How about a train? I need to go from Stansted Airport to Cambridge on Saturday and arrive there by 08:45. I need departure time, train ID, and price. Thanks! Sentence14: That is all. Have a great day. Sentence15: There are no parks on the west side of town. Do you want me to search for a park in a different part of town? Sentence16: I'm sorry, we don't do bookings for attractions. Sentence17: No, can you look for a museum instead? Sentence18: Are there any museums on the west side of town? I will need the entrance fee, phone number, and postcode. Sentence19: Your welcome. Have a great day. Sentence20: Sounds great. I don't need to book it, but I would like the price. Question: Who has spoken the sentence 9? (A) User (B) System


Output: Answer: (B) System