YOU SAID:

Hey my phone is dead so i cant call you sorry

INTO JAPANESE

電話が切れてしまったので、申し訳ありません

BACK INTO ENGLISH

I'm sorry my phone ran out

INTO JAPANESE

電話が切れてすみません

BACK INTO ENGLISH

I'm sorry I hung up.

INTO JAPANESE

電話を切ってごめんなさい

BACK INTO ENGLISH

I'm sorry I hung up on you.

INTO JAPANESE

電話を切ってごめんなさい

BACK INTO ENGLISH

I'm sorry I hung up on you.