If your goal is to "go back" and set up a message for later, most modern devices have built-in features:
Schedule a text message on iPhone to send later - Apple Support GO BACK TO SCHEDULE
"Changes saved. Click here to go back to your schedule ." If your goal is to "go back" and
"Now that the [Holiday/Break] has concluded, it is time to go back to our regular schedule . Please ensure all recurring meetings are reinstated." GO BACK TO SCHEDULE
"Taking a break was essential, but let's go back to the schedule tomorrow to regain our momentum and hit our upcoming milestones."