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.

[EX Q]: Is this correct? I will be booking a reservation for 2 people at Aquitaine Wine Bar & Bistro for 12 pm today. It is in the city of San Francisco.
[EX A]: No

[EX Q]: I was unable to make that reservation. Can I help with anything else?
[EX A]: No

[EX Q]: I need a table for one at the El Rancho restaurant in Concord.
[EX A]:
No