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:
Reservation for 2 people today at 7:45 pm in city Vacaville at Red Jade is that correct?
answer:
No

question:
I'd like my reservation to be in San Jose, and at morning 11.
answer:
No

question:
Yes, that works for me. How pricey are they? What is their contact number?
answer:
Yes