Try this
- Name the work periods when replies are unlikely and whether a brief practical message is useful.
- Choose an agreed route for a genuine time-critical matter. Keep ordinary affection and conversation free of a demand for an immediate work-hour answer.
A worked example
“I may not read personal messages until my break.”
An invented example to adapt, not a real exchange or a script you have to follow.
Before you leave it here
Agree on a separate route for genuinely urgent logistics without labeling ordinary conversation urgent.