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: the phone number for old schools is 01223332320 Sentence2: Okay, when and where are you going? Sentence3: I'm looking for architecture in the centre of town. Can you help me with this? Sentence4: Could I also get the phone number for the school? Sentence5: I will also need a taxi. Sentence6: What is the entrance fee for the school? Sentence7: There are 15 Italian restaurants in the city, could you give me a preferred location, so I can narrow the options down? Sentence8: 6 on Thursday at 16:45 please Sentence9: Old schools to the restaurant. Sentence10: You are welcome enjoy Sentence11: Hmmm how about Italian then Sentence12: Can i get the post code too please? Sentence13: We do not have any Caribbean options here, can I lookup another cuisine type or narrow it down by anything else? Sentence14: Yes the postal code is cb21tt. Sentence15: Ok, I'm also looking for a cheap place to grab some food. Maybe carribean? Sentence16: Certainly. There are four churches and a school you could visit. Sentence17: You are booked and your booking reference number is I3JNKDOD . Sentence18: Thank you for your help today, I do not need anything else. Sentence19: For the school it is free. Sentence20: Your all set, a yellow lexus will be picking you up in time for your reservation the contact number is 07323746090, is there anything else? Sentence21: I recommend dining at ask. How many people for your reservation, and what day and time? Sentence22: I would like to make sure the taxi arrives at the restaurant by my 16:45 reservation. Sentence23: I just want a cheap italian place. Choose one you recommend for me. Then I need help reserving it. Sentence24: What time would you like the taxi? Question: Who has spoken the sentence 16? (A) User (B) System
Student:
Answer: (A) User