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.

Q: Do you want American, Indian or what type of food?

A: Yes
****
Q: I'd like to make a dinner reservation.

A: No
****
Q: No, can you please change the reservation to 7:30 pm.

A:
No
****