You aproached her.

She now noticed you, and greets you.
"Oh, hello, I didn't notice you. You must've met my son outside, I hope he wasn't to rude. He can be cold to strangers."
Here she pauses for a bit.
"I guess it's only natural when we live here, where it's always cold. Feel free to warm up here, you can even stay for dinner if you want. I always make too much anyways..."

What would you like to do?