Japanese phrase
着いたら___します。 tsu i ta ra ___ shi ma su
Meaning
I will ___ when I arrive.
When to use it
Shows that an action will follow arrival. The omitted subject is understood from context, and the phrase fits polite everyday speech.
Example dialogue
着いたら連絡します。 tsu i ta ra ren raku shi ma su
I will get in touch when I arrive.
はい、お願いします。 ha i o nega i shi ma su
Yes, please do.