[She feeds the recoil spring back down into it's guide, slips the catch in place to hold it, and clicks the slide, complete with barrel, springs, et al, back against the frame before glancing up at him again.]

Over there.

[This is accompanied by a directional gesture towards the yonder housing units]

Giant green pods. Hard to miss. There's a bronze panel on the side of them - the communicator they assigned you will open it.