部長の都合が悪くなってしまったので、飲み会の日程は仕切り直しだね。

tbd

We'll have to organize the drinking party all over again as the section chief can't make it now.

彼は１日ごとに日程を変える。

tbd

He changes his schedule from day to day.

私たちは日程を考慮に入れるべきだった。

tbd

We should've taken the schedule into consideration.

We should have taken the schedule into consideration.

我々は日程を考慮に入れるべきだった。

tbd

We should've taken the schedule into consideration.

We should have taken the schedule into consideration.

この新日程でご都合が悪いようでしたら、ご連絡下さい。

tbd

If you will not be available at the new time, please let us know.

あす雨の場合は別の日程を組まなくちゃ。

tbd

In case it rains tomorrow, we should make another arrangement.