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]: Thank you very much?
[EX A]: No

[EX Q]: Yeah that's perfect. Where is the restaurant? What type of food do they serve?
[EX A]: Yes

[EX Q]: It would be my pleasure to help you. What location should I narrow my search to and what type of cuisine do you prefer? You can say things like American, Indian, or any other type of cuisine.
[EX A]:
Yes