Spanish phrase
Confírmame cuando ~.
Meaning
Let me know when ___.
When to use it
Request to be informed once something is done. Used to ask someone to notify about completion or arrival in casual to neutral contexts.
Example dialogue
Confírmame cuando llegues.
Let me know when you arrive.
Claro, te aviso en cuanto llegue.
Sure, I'll let you know as soon as I arrive.