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 Input:
And their address?

Ex Output:
Yes


Ex Input:
please confirm the following details:booking a table at la traviata. the city is san francisco.the reservation is at 6:30 pm.the date is today. the reservation is for 2 peoples.

Ex Output:
No


Ex Input:
Yes that is correct, do you have their phone number?

Ex Output:

Yes