German phrase
Ich melde mich am ~.
Meaning
I'll get back to you on ___
When to use it
It confirms a follow-up date. This is common in formal arrangements.
Example dialogue
Haben Sie noch Fragen zur Bewerbung?
Do you have any more questions about the application?
Ich melde mich am 3. Mai.
I'll get back to you on May 3.