Answer team questions, send notes, open channels. Every one is ready to run, and you can adjust it in plain language.
Reply to sprint status requests with current issue and point totals.
Get a current sprint report in the same chat thread, with issue and point progress, blockers, and links your team can open.
Create a project huddle and reply to the requester with its link.
Get a fresh joining link in the same private chat where you ask for a call, ready to share with your team.