それでは（それでは）— well then; in that case
それでは、また 明日。
Well then, see you tomorrow.
それではそれでは
well then; in that case
それでは
accent [3]In detail
Words
それではsore dewawell then
またmataagain (part of the farewell)
明日ashitatomorrow
それでは can move to the next point or close a conversation. It sounds more formal than じゃ.
Coco-sensei