You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
One 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 is here: 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

Now, solve this: Sentence1: I am sorry Booking was unsuccessful for that time, can I help you find another place to stay? Sentence2: I would actually like to book rooms for 8 people. Can I do that? Sentence3: Certainly! The Avalon is a 4 star guesthouse in the northend. It offers free wifi. Would you like the phone number or address? Sentence4: This Tuesday, for 5 days. Sentence5: Would you like me to book acorn guest house? Sentence6: I would like to stay in the same price range as the Avalon Sentence7: I guess, can you find me another hotel similar to the Avalon? Sentence8: I am looking for a hotel called Avalon, can you help? Sentence9: There are lots of other guesthouses that are similar, what price would you like to pay? Sentence10: Absolutely! What day do you want to book it for, and for how many days? Question: Who has spoken the sentence 9? (A) User (B) System
Solution:
Answer: (B) System