A formal greeting is known asTēnā Koe hello to one person. A informal greeting is Kia ora the meaning in content are the same. Below is a short conversation to show you an informal greeting.

Kate: Kia ora Hemi.  Hi Hemi.

Hemi: Kia ora Kate.  Gidday Kate.

Kate: Kei te pēhea koe?  How are you?

Hemi: Kei te ora ahau.    I am well.

Kate: Kei hea to haere?  Where are you going?

Hemi: Ka haere au ki te taone.  Im going to town.

Kate: Ne! kia pai to ra, hei konei.  Really! Have a good day, see you.

Hemi: Ae kia ora Kate, kia pai to ra, ka kite.  Yes! Thanks, have a good day bye.