您好 我现在有事不在英语怎么说？

Hello, I am not something, a moment and contact you

I am playing a game will be better

hello, i'm not here now. i will contact/chat with you later.
i'm playing now,i will contact/chat with you later.
或者please wait 简单点

hold on ,please!这个事电话的你那句话的意思