"You could start by telling me what it is that you do aside from picking up old men like me and bussing us around."

He doesn't expect much information from any agent of S.H.I.E.L.D., but he's not looking for much more than a few bits of gold in the desert; one tiny scrap of information should be more than enough for him to pick at before unearthing the rest. It's just more fun that way.