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

Ex Input:
Sentence1: I'm just looking for something fun to do in the centre of town. Do you have any recommendations? Sentence2: I am checking on the train schedule from Peterborough to Cambridge. Sentence3: I will book it myself. Sentence4: What day do you want to depart? Sentence5: i want to depart on thursday. Sentence6: Can I get the phone number please? Sentence7: I also need an attraction. Sentence8: thank you and enjoy your stay. Sentence9: No thank you. That is all for today. Goodbye Sentence10: OK - is there anything else I can help you with today? Sentence11: TR418 leaves at 10:19. Whould you like me to book it? Sentence12: Sure many trains use that route. It would be helpful if you could narrow down a specific travel time. Sentence13: I want to leave after 10:00. Sentence14: Sure, their number is 08712240240. Is there anything else I can help with? Sentence15: Ok, I can help you with that. What type of attraction are you looking for? Sentence16: I'd recommend Vue Cinema. Would you like more information? Question: Who has spoken the sentence 13? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: I'm looking for a train to depart Cambridge leaving on Wednesday, can you help me? Sentence2: Anatolia sounds great. Can you give me their address, postcode, and phone? Sentence3: There are 38 trains leaving from cambridge to peterborough. What time you would like to leave? Sentence4: I would like to leave after 14:00 and make a booking. Sentence5: Yes. Either Anatolia or Efes Restaurant would be a good choice. Would you like me to book you a table at one of them? Sentence6: There are over 200 trains departing Cambridge on Wednesday. What will be your destination? Sentence7: Can you recommend a good Turkish restaurant, moderately priced, in the centre of town? Sentence8: I would like to book for 5 people. Sentence9: Anatolia's address is 30 Bridge street City Centre, the postcode is cb21uj, and the phone number is 01223362372. Is there anything else I can do to help you? Sentence10: Your tickets have been reserved. The total will be 82.5 GBP, payable at the station, and your reference number is FSS5PPSG . Is there anything else I can help you with? Sentence11: I can book you on the TR 3587 leaving at 14:06 and arriving by 14:56. Would that be good? Sentence12: Yes,and the reference number as well, please. Sentence13: You are welcome. Have a great day! Goodbye! Sentence14: I will be glad to book this for you and get a reference number. Do you only need one ticket for yourself? Sentence15: I will be leaving from Cambridge. I need to go to Peterborough. Sentence16: No, that will be all thank you. Question: Who has spoken the sentence 5? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Yes, there will need to be a booking for 7 people for this train and I will need the reference number. Also, I need info on that restaurant. Sentence2: Golden Wok is moderately priced in the north area. Would you like to book a table here? Sentence3: Your train tickets have been booked and the reference number is 5SZK6BNU . The Golden Wok phone number is 01223350688 and is located at 191 Histon Road Chesterton, CB23PP Sentence4: No, that's okay. Thanks for looking! Sentence5: No thank you, that is everything I need. I appreciate it very much. Sentence6: Thank you for letting me help you. Enjoy your dinner. Next time you need reservations we'll be here to help you. Sentence7: The departure is from Cambridge and the destination is London Kings Cross, what was the postcode, phone number and address of the Golden Wok? Sentence8: You're welcome. Are you certain you don't need further assistance? Sentence9: Moderate price range please. Sentence10: Postcode: cb43nl, Address: 191 Histon Road Chesterton, Phone: 01223350688. Can I help you with anything else? Sentence11: Thank you. for your time. Sentence12: I'm sorry, but there are no restaurants that meet your criteria. In fact, there are no basque restaurants in all of cambridge. Would you like to broaden your search? Sentence13: I'm looking for a restaurant in the north that serves basque food, please. Sentence14: TR9876 leaves at 23:00. Would you like me to book it for you? Sentence15: Now hold on just a minute. I'm still hungry. How about a Chinese restaurant instead? Sentence16: No but I am looking for a train fro Friday, leaving after 20:15. Sentence17: Yes, there are 17 Chinese restaurants. Do you have a desired price range? Sentence18: Actually, I think I also want to get the postcode, address, and phone number for the Golden Wok please. Sentence19: Thank you for contacting us. Please ask again if you need more information. Goodbye! Sentence20: OK, There are several trains leaving after 20:15. Where would you like to depart from and where is your destination? Question: Who has spoken the sentence 7? (A) User (B) System

Ex Output:

Answer: (B) System