Greetings I

A:	�ȳ��ϼ���?
B:	(��,) �ȳ��ϼ���?

[Note]
�� is a reactional expression of acknowledgement on the utterance of the other person.

Take-leave:
A: �ȳ��� ������.
B: �ȳ��� ������.

A: �ȳ��� ������. (Go in peace)
B: �ȳ��� �輼��. (Stay in peace)

        A (Staying)        B (leaving)