Place it immediately after the request for help in your edit, so the apology follows the ask rather than leading it. Follow it with Okay Let's Go when the other person agrees, and keep it as a single aside between longer game clips rather than opening a scene with it.
O tym dźwięku
This is a brief two-second voice line from a Half-Life scientist, spoken in a hesitant, weary tone as he wonders whether he has become a burden. It gives an awkward, self-conscious feeling, like an apologetic aside that softens a tense moment with dry humour. The line comes from Half-Life.