German phrase
Der nächste freie Termin ist am ~.
Meaning
The next available appointment is on ___
When to use it
It states the next opening. Use it to offer an available appointment time.
Example dialogue
Der nächste freie Termin ist am Dienstag, den 14. Juli um 10 Uhr.
The next available appointment is on Tuesday, July 14 at 10 a.m.
Das passt mir gut, danke.
That works well for me, thank you.