Try this
- Identify the missing information or reflection you need before answering.
- Offer a response window that fits the actual decision deadline. If the deadline is too soon, say that rather than leaving the person waiting on an impossible answer.
A worked example
“I need to check my schedule before agreeing. I can answer tomorrow evening.”
An invented example to adapt, not a real exchange or a script you have to follow.
Before you leave it here
Do not leave the other person holding a plan indefinitely if you already know you cannot commit.