"You do not have to, if it is not custom in your time. I am trying to learn the ways things have differed between the times." Of course, in her time, there would have been a kiss to the back of her hand, or, depending on who it was, light pecks of the lips on cheeks. Mostly that was reserved between women though.
"I guess I will stick to the white wine." There were special occasions where she had been allowed such things as wine or champagne. They were rare, and few between though.