Just add "Hey Hyatt Lurker; please reply" to the front of your post. Caps and bold at your discretion.

But two phrases come to mind: "I just completed" and "if you have to ask".

I'm guessing the demographic being sought is very high nights, flights, spend, or years. Or more than one of those. But being too shy and too introverted is a great big honking failure of mine. It has done me real career and interpersonal damage. So go for it if you can handle being declined.