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: Please confirm the following information: The city is San Francisco. The reservation is at Khamsa restaurant at 6 PM today. The number of people in your party is 2.

SOLUTION: No

PROBLEM: No, I changed my mind. I want to go to Egg Roll King in Daly City.

SOLUTION: No

PROBLEM: Ok let me confirm this with you. I have a reservation for 2 at Pescatore, today, in San Francisco at 12:45 pm. Is that correct?

SOLUTION:
No