The results a flow sends to Slack, WhatsApp or Telegram can be marked Contacted, Won or Ignored right in the message, and your team sees it on the Results page.
Approvals asked in Slack, Telegram or (new) WhatsApp have Approve and Decline in the message: the run carries on or stops at once.
Reply in the thread of a flow’s Slack list in plain words, such as send this every Friday instead: Ask xMap says what it would change, and nothing changes until someone presses Confirm.