:salam2:
I have no time :D to find hadeth about this, but you should first
say
Elhamdulillahi Rabil Alemin We sallatu We sallamu ala Seyidina Muhammedin we ala Alihi we sahbihi adzmein and ask anything you want, and when you finish I am not sure do you say first Ameen or We sallatu We sallamu...