“No dramas.” Means “No Problem”

In everyday Australian English, “No dramas” usually does not refer to theatre. It is a relaxed way to say “No problem”, “That’s fine” or “You’re welcome”. If a colleague asks, “Could you send it by Friday?”, replying “No dramas” means the request is manageable.

It can also answer thanks. When describing a process, “with no dramas” means that nothing troublesome happened.

The expression is casual, friendly and especially familiar in Australia. In a formal email, “Certainly” or “No problem” is safer. “No dramas” lowers tension; it does not promise that the task involves no difficulty at all.

https://www.csu.edu.au/current-students/support/international-students/english-language-support/aussie-slang-words-and-phrases