Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
See one example below:
Problem: 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
Explanation: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system

Problem: Sentence1: The west is home to 7 museums. Entrance fees are either free or 3.50 pounds. I personally recommend kettle's yard. Sentence2: Do you have any other constraints, such as location or price range? Sentence3: No that's all I need. Have a good night. Sentence4: Sure, that sounds fine, as long as you're sure it has free parking. Sentence5: i am looking for a place to stay. The hotel doesn't need to include internet and should include free parking. Sentence6: Alexander bed and Breakfast - 56 saint barnabas road cb12de phone - 01223525725 Sentence7: Thank you. I'd also like to find a cinema in the west side of town. Do you know of any in that area? Sentence8: And the reference number ? Sentence9: Kettles Yard is located on Castle Street. Is there anything else I can help you with? Sentence10: It does offer free parking. Would you like me to book it for you? Sentence11: Okay, I need to know when you would like to leave the hotel and when you'd like to arrive at the museum please. Sentence12: I'm sorry but there aren't any cinemas in the west. Would you like to try another location. Sentence13: We still have a lot of great options to choose from. Can I recommend the Alexander Bed and Breakfast in the centre of town? Sentence14: Let's try for a museum in the west instead Sentence15: Yes. I would like a taxi from the hotel to the museum please. Sentence16: The location and price range don't matter to me. I want a guesthouse with 4 stars. Sentence17: Thank you for using our service. Sentence18: Your vehicle is a black volvo and they cbr at 07186950865 any other questions? Sentence19: I'm sorry about that. Your reference number is 4PSP6FIB . Sentence20: book for 1 people for 5 nights starting Thursday and get me the reference number please Sentence21: That works, can you please provide the address for me? Sentence22: I'd like to leave the hotel by 10:30. Question: Who has spoken the sentence 19? (A) User (B) System
Solution:
Answer: (B) System