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:
I think not. Thanks for your diligence.

Ex Output:
No


Ex Input:
Ok. Please confirm. Booking a table in San Jose Dynasty restaurant for 2 people on March 12th at 7:15 pm.

Ex Output:
No


Ex Input:
No. Thanks anyway.

Ex Output:

No