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: The address for that is 6 trinity street. Sentence2: I don't need to make the reservation now. Thank you though. I would like the address for Cambridge Contemporary Art please. Sentence3: Can you help me find a train coming from cambridge leaving on thursday? Sentence4: How many tickets please? Sentence5: I want to arrive by 21:30 if possible. Sentence6: Yes I have many options. What time would you like to leave or arrive by? Sentence7: Train TR3255 is arriving at 21:06,is that okay for you? Sentence8: Thanks for using our service today, glad I was able to assist you. Hope you have a great day. Sentence9: That could work for me. Sentence10: thank you, that will be all. good bye. Sentence11: I will be going to Leichester. Sentence12: There are 202 trains departing Cambridge on Thursday. Where do you plan to head to that day? Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: I'd like to find a panasian restaurant in the centre of town please. Sentence2: Can I have the phone number, address and postcode? Sentence3: Tang Chinese is listed at expensive. Would you like more information? Sentence4: Yes, the address is Napier Street City Centre, the postcode is cb11hr, and the phone number is 01223357187. Sentence5: No, I don't care about the price. Which one looks good? Sentence6: That's all I needed today, thank you. Sentence7: Unfortunately, I was not able to locate a panasian restaurant in that area. Would you like me to look in another area or for a different type of restaurant? Sentence8: Great choice! We have 10 restaurants in that area. Do you have a preference on price? Sentence9: Oh no. Well I'll take chinese food then. Sentence10: Enjoy your meal, let me know if I can help with any thing else. Question: Who has spoken the sentence 9? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: I'm sorry. I was unable to find a restaurant with those criteria. Would you like to try a different type of restaurant or price range? Sentence2: Thank you so much! Sentence3: I was able to book The Ghandi, reference number is 6GPZKTWV Sentence4: Yes, please book a table for 8 people at 14:15 on friday. Sentence5: No, that will do it for now. Bye. Sentence6: The Dojo Noodle Bar in in the centre. It serves Asian Oriental food. Can I reserve that for you? Sentence7: No, I'm not in the mood for that. Maybe something Indian, though. Are there any of those? Sentence8: I need some cheap Caribbean eats somewhere. Sentence9: Another in the same area and price. Sentence10: Yes, there are three cheap indian restaurants in the centre. I'd suggest Kohinoor, as it's my favorite. Would you like to book it? Sentence11: I would like the restaurant to be in the centre. Sentence12: I'm sorry, that time is not available at Kohinoor. Would you like me to find another restaurant for you? Sentence13: You are welcome. Is there anything else I can help you with? Sentence14: Goodbye and thank you. Question: Who has spoken the sentence 6? (A) User (B) System

SOLUTION:
Answer: (A) User