"Hi, would you mind if I include you in the picture?" I approached the lady with this question, stopping at a distance comfortable to her.
She looked up and at me, smiling a puzzled smile, and paused a bit. I was half turning away, ready to go, saying, "Yes or no, maybe so? ...That's okay. Doesn't matter. Thank you very much."
Then she hurried her reply with a radiant grin, "Okay." And I ended up with today's shot.