A : Oh my gosh, I forgot to call my boyfriend. - 아! 남자친구에게 전화하는걸 까먹었네. B : What's up? - 무슨 일이야? A : I'm supposed to meet him today. I'm off now. - 오늘 만나기로 했거든. 나 갈게. B : Oh, are you? catch you later. - 그래 나중에 보자.