One ready-made excuse

Take this and vanish gracefully.

This is an automated reply confirming my temporary absence. I am spending leave days nowhere near a laptop charger. Any request involving alignment, sign-off, or strategic visibility can hold. I will get back to you once I return and can review this properly. For immediate needs, escalate through the normal chain before inventing a new one. Thank you for accommodating the delay.

Professionally ignoring you with the help of Half Baked Out of Office
https://ooo.halfbakedidea.ca?ref=copy

Tweak it, steal it, disappear for a while. Leave the breadcrumb if it feels charming.

Keep the same energy

More in this vein

If this one isn't quite it

Other ways to duck out

Pick one for me