A : What a surprise! Long time no see!
  -이게 누구야? 오래간만이야!

B : Cheol-su, Is that really you?
   -철수, 너 정말 맞야?

A : It's me. How are you doing these days?
   -응 나야, 요즘 어떻게 지내?

B : Everything is fine with me.
   -모든게 좋아.