Forty-five to sixty minutes, and no obligation at the end of it.
Bring your path inventory, the failure moment you need to prevent, your traffic priorities and your platform constraints. Bring the operational owner, a platform or systems engineer, and a security advisor where one is relevant — the conversation is worth more with all three present than repeated three times.
You leave with a concise problem map, an honest fit assessment and a proposed demonstration or pilot boundary. If Atlas does not fit your problem, that is the useful outcome of the briefing and we will say so in it.