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: Nice! Okay, that should be all I need. Thanks for your help and goodbye! Sentence2: I'm sorry for the confusion, what attraction are you interested in the entrance fee for? Sentence3: Can I get the phone number, postcode, and address? Sentence4: I enjoy museums. We have old schools. Would you like more information on that one? Sentence5: Great! have a wonderful trip! Sentence6: Good news! It is Free. Sentence7: We have 11 different museums in the centre, if you're not looking for a particular one, might I recommend the Primavera? Sentence8: Yes, how much does it cost to get in? Sentence9: Hm. That isn't it. I think it is called city centre north. Can you search again please? Sentence10: 01223312843 is the phone number cb43ht is the postcode and 328a histon road is the address. Sentence11: I am looking for a specific hotel by the name of city centre north b and b. Could you provide me with some additional information about this place? Sentence12: Did you by chance mean the A and B guesthouse? Sentence13: I'm looking for a fine arts museum in the centre. Sentence14: Thanks I'm also looking for a fun attraction to go in the centre. Can you make a recommendation? Sentence15: I found it. It is a cheap guesthouse in the north. The phone number is 01223312843. Sentence16: Okay. Can you tell the entrance fee? Question: Who has spoken the sentence 12? (A) User (B) System
Student:
Answer: (A) User