Je dois finaliser ce dossier avant la fin de la journée.

Pronunciation: zhuh dwah fee-nah-lee-zay suh doh-syay ah-vahn lah fahn duh lah zhoor-nay

Meaning: I need to finalize this file before the end of the day.

This is a common workplace phrase that demonstrates professionalism and time management; use it when discussing deadlines with French colleagues.