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
Shirou	shee-ṙo:	Japanese
Nastasia	-	Russian
Inzhu	-	Kazakh
Geoffroy	zhaw-FRAH	French
Imam	-	Arabic
Ahmose	AH-mos (English)	Ancient Egyptian (Anglicized)