"I don't need one," Abby says awkwardly, "But it'd be nice to have one? If you wanna hang out."

And Glimmer does, so.

"Cool."

It's sorted then. They can go out exploring for now, and Abby doesn't have to worry about somebody she doesn't know getting newly assigned to her room in Ellie's absence. Win-win scenario. She finishes her last bit of food, and stands up, collecting her plate. "Wanna meet back down here in five?" Gives her time to go grab her stuff.