instruction:
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.
question:
are you sure. do you want booking a table at village california bistro and wine bar in san jose on today at 11:30 am for 2 people
answer:
No


question:
Please confirm you would like to play Breakthrough without subtitles.
answer:
No


question:
Who is the director?
answer:

Yes