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: Sure, that's perfect. May I also have the exact address for the venue?

SOLUTION: Yes

PROBLEM: which city should I search from

SOLUTION: Yes

PROBLEM: Yes this is good. What is the address of this restaurant? Does it serve American food?

SOLUTION:
Yes