TASK DEFINITION: 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.
PROBLEM: Yes that's right. What is thier address and phone number?

SOLUTION: Yes

PROBLEM: And is alcohol available there? May I also have their phone number?

SOLUTION: Yes

PROBLEM: Please confirm the following: Book a table for 1 person at Mister Jiu's in San Francisco at 7 pm today.

SOLUTION:
No