TASK DEFINITION: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
PROBLEM: Sentence1: Sure, i can help you with that. Where will you be departing from? Sentence2: Okay, and what is your destination? Sentence3: I want to leave from the train station. Sentence4: i want to book a taxi. Sentence5: Can you tell me what time you would like to leave? Sentence6: Got it, your booking has been completed! Look out for a blue tesla, contact number 07520411520. May I assist with anything else? Sentence7: I want to leave london kings cross train station after 02:00 Sentence8: I have booked you a white ford. The contact number is 07064257037 Sentence9: Oh, I'm sorry I need to get to gallery at twelve a high street. Sentence10: It's called gallery at twelve a high street. Sentence11: I'm sorry, I don't understand. What is the gallery name you want to travel too? Sentence12: Reservation reserved, let me know if you need any more assistance with anything else. Sentence13: Perfect!! Thank you for all your help. Sentence14: That will be all. Thank you. Question: Who has spoken the sentence 7? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Okay. Riverboat Georgina is a boating attraction in the north. How about that? Sentence2: I don't have a preference. I just need it in the same area. Sentence3: What star rating do you prefer? Sentence4: Booking was successful! Your reference number is 8GLX5O9J . Is there anything else I can do for you? Sentence5: Yes please, I need 2 nights for 8 people and we will be arriving on Tuesday. Sentence6: Looking for a hotel that is in the north part of town. Sentence7: I recommend the Alpha-Milton Guest House on 63 milton road. Would you like me to go ahead and book you a room? Sentence8: The hotel should be in the north and doesn't need to include internet.and should be in the moderate price range Sentence9: Can you help me find an attraction to visit that is in the same area as my hotel? Sentence10: Absolutely, their phone number is 01223902091. Sentence11: Sure, there are four attractions in the north. Do you prefer boat, park, or swimmingpool? Sentence12: Thanks. That's all I needed for today. Sentence13: That sounds great, could I get their phone number please? Sentence14: Okay, have a wonderful visit! Question: Who has spoken the sentence 1? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Moderate would work best for my budget, thanks for asking. Sentence2: Can you give me the address and post code? Sentence3: it is situated in 154 chesterton road ,cb41da Sentence4: Their phone number is 00872208000. Can I hlep with anything else? Sentence5: yes most of them do Sentence6: Cineworld is a cinema on Cambridge Leisure Park, Clifton Way. What would you like to know about it? Sentence7: Thank you. Can you also find a an attraction called Cineworld Cinema? Sentence8: What's their phone number? Sentence9: I need a place to stay in the north of town. Sentence10: I can book you a room at acorn guest house. Sentence11: Okay, we can help you with that. Do you have a price range? Sentence12: That's all. Thanks for your help. Bye. Sentence13: Do they have free wifi? Sentence14: You're welcome, have a great day. Farewell Question: Who has spoken the sentence 6? (A) User (B) System

SOLUTION:
Answer: (A) User