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]: Do they serve liquor or have live music?
[EX A]: Yes

[EX Q]: Be sure to have a good day!
[EX A]: No

[EX Q]: I'd like to make a restaurant reservation at quarter to 7 in the evening.
[EX A]:
No