Dear Sir/Madam,
Respectfully, I would like to express our willingness to hold the workshop for the ________ (specify department) on __/__/____ (date).
This would be advantageous for acquiring knowledge of new technologies and providing an initial introduction of new technology to the staff. Additionally, it would facilitate gaining further insights into the functioning of machinery/ software/ any other technology.
I shall be obliged for you quick permission. Your kind support shall be highly appreciated.
Thanking you,
____________ (Name),
____________ (Designation),
____________ (Contact details)