"何曜日の何時からが都合がよいですか"
- What day and time is convenient for you?
- What day and from what time is good for you?
- When exactly works for you?
複数の人に向けて聞くとき
- What day and time works for everybody?
- What day and time is convenient for everyone?
- When exactly is a good day and time for everyone?
アメリカ合衆国 
