Lucius put on a very gracious smile. He could be exceedingly charming when he chose to be. And he was determined that Narcissa have an enjoyable evening.
"Thank you, sir," he replied. "We are the Malfoys. I am Lucius Malfoy and this beautiful lady is my wife, Narcissa. Your invitation found us in the year 1995."
Being a wizard, he did not find the idea of time-travel as farfetched as some might have. He did try to keep an open mind about possibilities, even if some of his other ideas were somewhat antiquated. But it was never too late to teach an old dog new tricks.