Hello there Hope you are doing well.Here I am giving an basic example.If you want you can add some more details like your hobby or any topic which you may find out to be interesting oand the audience may like it.Just be truthful and short.

My name is...

I'm from....

I like to...

I'm very happy to be here and to meet all of you...

Thank you very much...

Hope you find it helpful

let me know in the comment box if you are having any further doubts

thanks

Good Luck!