Teacher: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Teacher: Now, understand the problem? If you are still confused, see the following example:
Sentence1:i need a place to dine in the center thats expensive Sentence2: I have several options for you; do you prefer African, Asian, or British food? Sentence3: Any sort of food would be fine, as long as it is a bit expensive. Could I get the phone number for your recommendation?Question: Who has spoken the sentence 2? (A) User (B) System
Solution: Answer: (A) User
Reason: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system

Now, solve this instance: Sentence1: There are two- one in the south and one in the centre. Which would you like to visit? Sentence2: I would like a train going to cambridge from leicester in the morning. Can you book a seat for me and let me know the reservation number? Sentence3: Booking was successful, the total fee is 151.19 GBP payable at the station. Your reference number is : MRTSNQMU . Sentence4: Thank you so much for the information. I will call them. Have a good day. Sentence5: I need to arrive by 10 am please on a Tuesday. Sentence6: Thank you for contacting Cambridge TownInfo Centre. Have a great day! Sentence7: Cineworld Cinema is located in postcode cb17dy. The phone number is 00872208000 and you'll have to call them directly for entrance fee information. Sentence8: There are trains that leave at 9 minutes past the hour, every hour, all morning. What time would you like to leave? Sentence9: How about train 4734? It arrives in cambridge at 09:54. Sentence10: Anytime, happy to help. Sentence11: Yeah you are very welcome. Sentence12: I would like the cinema in the south please. I need the phone number, entrance fee, and postcode. Sentence13: I'm also looking for a cinema to visit? Sentence14: Sounds good. I need 4 tickets. Question: Who has spoken the sentence 10? (A) User (B) System
Student:
Answer: (A) User