*recalls being a young man once, herself, and so fights down the girlish impulse to light up (awww!)* *just nods, her smile as easy and open as anything* Lovely! Does her mother know? You'll want to spend time with her while you can, then.
*very pointedly does not glance at your father before adding:* If you want to take her out somewhere nice, I can make a recommendation or two.