French phrase
Je suis désolé, je dois annuler.
Meaning
I'm sorry, I have to cancel.
When to use it
A formal apology for canceling a planned event. It is suitable for notifying an organizer or supervisor and can imply responsibility.
Example dialogue
Je suis désolé, je dois annuler.
I'm sorry, I have to cancel.
D'accord, informe les autres et propose une nouvelle date.
Okay, let the others know and suggest a new date.