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 Carolina Bed and Breakfast is a moderately priced 4 star guesthouse with free parking. Would you like to try that one? Sentence2: The phone number for The Carolina Bed and Breakfast is 01223247015. Can I help with anything else? Sentence3: Yes, can you book me at the guesthouse for 8 people? Sentence4: Sure thing, what day would you like to check in and how many days do you want to stay? Sentence5: I can provide you four names but not an entrance fee. I am sorry. Sentence6: I am not. Can you please give the phone number and entrance fee for one of them? Sentence7: I want to stay on the east side of town and I'm looking for a guesthouse type hotel. Sentence8: Ok, I also need a place to stay and I don't care about free parking, but can it be moderately priced? Sentence9: I have many options available. Is there a particular area of town you would like to stay or a number of stars you want? Sentence10: Just give me the phone number for the first one on your list, and can you confirm if that one has an entrance fee please. Sentence11: Of course, there are 4 public pools in Cambridge. Are you looking to visit any particular part of town? Sentence12: What is this hotel's phone number? Sentence13: I would like to find a pool that I can visit. Sentence14: The phone number for the abbey pool and astroturf pitch phone number is 01223902088. I am sorry, but they do not note if an entrance fee is required. Question: Who has spoken the sentence 2? (A) User (B) System
Student:
Answer: (A) User