He smiles, faint and pained and fading.

"My old universe had me jumping to other planets on a semi-regular basis." He starts moving again, in search of anyone who might need freeing from their wrapping, and looks back at his new acquaintance to see if he'll follow. "Got sucked right out of a routine mission, ended up in Manhattan between blinks. Here, um, Daniel." And he puts out a hand and lets his expression settle into something friendlier, less caught in frustrated nostalgia. "Daniel Jackson."