at someone's service

Ready to help someone, at someone's disposal, as in The tour guide said he was at our service for the rest of the afternoon. [Second half of 1600s]

Name	Pronounced	Usage
Venetia	-	English
Graeme	GRAY-əm, GRAM	Scottish, English (Rare)
Heracleitus	-	Ancient Greek (Latinized)
Noureddine	-	Arabic
Teri	TER-ee	English
MichÈLe	mee-SHEL	French