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:
I think not. Thanks for your diligence.
answer:
No

question:
I would like to watch Penguin Highway.
answer:
No

question:
I'm looking for a reservation to Amami in San Bruno.
answer:
No