Give an honest window
Say when the vehicle is expected to be ready, not a best case.
Explain what could change
Mention parts, testing or extra findings.
Promise an update
Say when you will message if the time moves.
Confirm opening hours
State when keys can be collected.
Explain payment and paperwork
Say how to pay and what they take away.
Offer a text alert
Say you will message when the vehicle is ready.