French phrase
Quel jour vous conviendrait le mieux ?
Meaning
Which day would be most convenient for you?
When to use it
A formal request for the day that suits best. Used when arranging meetings or appointments.
Example dialogue
Pour notre réunion la semaine prochaine, Quel jour vous conviendrait le mieux ?
For our meeting next week, which day would be most convenient for you?
Le mardi après-midi me conviendrait très bien.
Tuesday afternoon would be very convenient for me.