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:
What time did you want the reservation for?
answer:
Yes


question:
That works for me. What type of food and liquor do they serve?
answer:
Yes


question:
Which city would you like me to make the reservation for?
answer:
Yes