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.
One example: I am feeling hungry so I would like to find a place to eat.
Solution is here: No
Explanation: The user is informing the intent, but not asking any question here

Now, solve this: Do you have a preference as to which restaurant the reservation is made?
Solution:
Yes