Expression USED Very frequently BY Everyone
(Greet God!) • Saying "Grüß Gott!" is a polite way of greeting people in Southern Germany and Austria. Despite its obviously religious background, this greeting is being used by everyone, regardless of their religious orientation. Furthermore, it can be used at all times of the day.
"Grüß Gott! Ich würde gerne einen Termin für nächste Woche buchen."
"Greet God! I would like to book an appointment for next week."