You are given a sentence from a conversation between a human and a virtual assistant. Your task is to identify whether the sentence is a question or not. Answer with Yes or No.

Example Input: Sure that sounds good.
Example Output: No

Example Input: Yes, that would be very helpful.
Example Output: No

Example Input: Please confirm that I'm booking a table for 4 at Kusakabe in San Francisco at 6:45 pm today.
Example Output:
No