German phrase
Guten Tag, ~ hier.
Meaning
Hello, this is ___
When to use it
It introduces the speaker. Use it politely when answering a phone call.
Example dialogue
Guten Tag,Müllerhier.
Hello, this is Müller.
Guten Tag, Herr Müller, wie kann ich Ihnen helfen?
Hello, Mr. Müller, how can I help you?