Chatgpt api doesnt have style and Punctuation marks

hello Dear Friends.
i have website for use chatgpt chatbot and use chatgpt 3.5 turbo model work perfectly .
but i have problem with text style It gives me linear text without style ، title ،style etc thanks for answer to me

Welcome to the forum.m

We’ll need more info to help.

What’s your system and initial assistant/user prompts look like?

Are you wanting HTML output? Markdown output?