Sentence examples for I'm talking from inspiring English sources

The phrase "I'm talking" is correct and usable in written English.
It is a grammatically complete sentence, with the subject "I" and the verb "talking." You can use it in any situation where you are currently speaking or discussing something. For example: "I'm talking about my trip to Europe next summer." "Please be quiet while I'm talking." "I can't hear you while I'm talking on the phone."