Who's calling please?

May I ask who's calling?

Who's this?

Who's calling, please?

Who is this speaking?

Who am I speaking to?

누구세요?

Who(m) do you want to speak to?

Who(m) are you calling, please?

누구 바꿔드릴까요?

May I speak to Lancy?

Is Lancy available?

Is Lancy there?
Is Lancy in?

Lancy 좀 바꿔 주시겠어요?

Is there anyone by the name of Lancy?

(Lancy라는 분 계십니까?)

There's no one here by that name.

(여긴 그런 분 안 계시는데요.)

Hold on a moment, please.

Hold the line.

Stay on the line.

Please don't hang up.

끊지말고 기다려주세요.