She looks surprised. "Oh. Uh... Thanks? I mean. She's pretty great, when she's not giving me a heart attack by running away from me." UTTERLY REMORSELESS for the grief she just caused her owner, Pumpkin starts yapping again, her pompom tail beating against Peridot's hip; Peridot glances to the side and scowls at her, with mingling irritation and weary fondness. "Apparently she likes you too, for some reason."

Actually... She squints at the kid, in that way where you can almost see the gears turning in her head, but something still isn't quite clicking.

"Hey... Do I know you from somewhere?" It'd sure explain why her dog is acting so familiar, if she did.