A : Sorry I couldn't get here sooner?
     - 더 일찍 오지 못해서 미안해요.

B : Why?
     - 왜요?

A : I was stuck in traffic.
     - 차가 막혔어요.

B : You'd better hurry up next time.
     - 다음엔 서두르는 게 좋겠어요.