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: Confirming a booking at West Park Bistro in San Carlos at 12:45 PM today for 2 people.
Example Output: No

Example Input: whether is there any other information you need to find?
Example Output: Yes

Example Input: Can you confirm? The booking table is at Hikari Sushi & Bar, the city is in San Francisco, the reservation is at 7:15 pm, and there are two seats for 2 people. And lastly, it's today.
Example Output:
No