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

[EX Q]: Sentence1: You're welcome, have a great day. Sentence2: What city are you departing from? Sentence3: Thanks. Can you also look up information on Lovell Lodge hotel? Sentence4: Thank you for the info, that will be all. Sentence5: Can you give me the day you are traveling? Sentence6: I'm leaving on Saturday. May I please have the travel time? Sentence7: i'm leaving from cambridge Sentence8: Can you help me find a train arriving by 12:45 going to birmingham new street? Sentence9: Travel times for all trains on that route are 163 minutes. The TR2576 would get you to Birmingham New Street at 11:44. Sentence10: The Lovell Lodge hotel is located in the north that is 2 stars. It has moderate pricing, free internet and parking. Their phone number is 01223425478. Question: Who has spoken the sentence 5? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: Where are you headed? Sentence2: anytime after 21:00. Sentence3: What time monday would you like to depart? Sentence4: okay, I do need the reference number also. Sentence5: Birgmingham New Street from Cambridge Sentence6: Yes will you book it for me ? Sentence7: I highly recommend Zizzi Cambridge in centere. It has excellent pasta and meatballs. Would you like me to book a reservation for you? Sentence8: Booking was successful. The table will be reserved for 15 minutes. Reference number is : DKSUCWY6 . Sentence9: Yes, on Monday for 2 people at 14:30. Olease give the reference number. Sentence10: thank you that will be all good bye Sentence11: I need 2 tickets and a reference number please Sentence12: My apologies, busy weekend and the system is lagging, you are set, reference number is B6SGLAAT total cost is 150.19 GBP, thank you for your patience. Sentence13: Have a nice day, goodbye. Sentence14: How many tickets will you need? Sentence15: Thank you so much, can you please also find me an Italian restaurant in the centre of town that's on the cheap side? Sentence16: TR8406 will depart at 21:40. Is that okay? Sentence17: I need a train on Monday leaving birmingham new street? Sentence18: Sure thing. I will work on getting this booked for you. Question: Who has spoken the sentence 10? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: Unfortunately there are no rooms available, do you have a different day or shorter stay? Sentence2: It is a yellow Honda. Is there anything else I can help you out with? Sentence3: Cityroomz aligns with your criteria. Shall I book that for you? Sentence4: I have booked the table for you; it will be reserved for 15 minutes. The reference numbers is T0R20O9D . Sentence5: That's it. Thank you very much for the help! Sentence6: I'm looking for the same price range as the hotel and in the same area as the Hotel Sentence7: Thanks! Is there any way you could book me a taxi between destinations? It needs to arrive by the booked time and please send me the contact number and car type. Sentence8: There are 15 Italian restaurants in town. Is there a particular area or price range you'd prefer? Sentence9: What is the car type of that taxi? Sentence10: Farewell, and have a beautiful day! Sentence11: I'd like one in the moderate price range than includes free wifi. Sentence12: Yes, you're all set for 2 nights at cityroomz on Sunday for your party of 3. Your reference number is L8OVTI18 . What else can I do for you? Sentence13: Will I be able to stay for 2 nights? Sentence14: Hello, I would like to know what hotels are in the town centre. Sentence15: You are welcome. Please let us know if you need help with anything else. Have a great day! Sentence16: Yes please. I want to book it for 3 people for 5 nights starting on Sunday. Sentence17: Pizza Express is moderately priced and located in the centre area, does that sound ok? Sentence18: No problem it is booked the contact number is 07499208880 Sentence19: There are 5 hotels in the town center, ranging from cheap to expensive. Which would you like more information on? Sentence20: That's all I need, goodbye. Sentence21: I am also looking for a good place to dine, are there any italian restaurants? Sentence22: It does indeed. Can you book it for the same people and on the same day as my hotel arrival? 12:00 would be the perfect time for lunch! Question: Who has spoken the sentence 1? (A) User (B) System
[EX A]:
Answer: (B) System