Her hands twist in his shirt to hold him close, and she lets out a little noise into the kiss, not quite a moan but more than a hum. "Just Alvarez," she decides quietly. She kind of hates her dad. Letting go of his name won't be a hardship. Not to mention it'll be funny for them both to answer when someone yells Alvarez! across the yard when they're back on base. If they ever get back on base.