Start with one useful thing to say.
A week of posts is easier to plan when it starts with something concrete: a new product, a useful lesson, a behind-the-scenes clip or an answer to a customer question. Bring that material to your agent before asking for a calendar.
Give your agent the brief you would give a person.
Tell it who the post is for, what matters about the content and what you want someone to do next. Include the channels, the date and the time zone. “Schedule this” is a starting point; a clear brief gives you a better result.
Adapt the caption, not your entire workflow.
You can use the same launch video across several accounts without using the same words everywhere. Ask for a short Instagram caption, a more detailed Facebook update and a YouTube title and description. Review each version before scheduling.
Leave room to change your mind.
A schedule is a plan, not a commitment to ignore what happens next. Ask your agent to show your upcoming posts. Move a queued post or refine its caption when plans change, and check the publication outcome after it is due.
Bring the results into the next conversation.
A published post and a successful post are different questions. Check what went live first, then ask for the native metrics available from the platform. Use those numbers as context for your next content decision.