They rarely do (just from year to year), maybe one or two songs. So one show or maybe two are enough. That's the current setlist:

Intro
We got it going on
You Give Love A Bad Name
We Weren't Born To Follow
Just Older
Unbreakable
Keep The Faith
Blood On Blood
Always
I Believe
Dry County
Lay Your Hands On Me
In These Arms
It's My Life
Who said it would last forever
Wanted Dead Or Alive
I'll Be There For You
If I Was Your Mother
Woman in Love
Born To Be My Baby
In And Out Of Love
Runaway
Livin' On A Prayer

Encore:
Bad Medicine
These Days

For tickets, go to the site with their tour dates and follow to the "details" section of each venue. Usually you buy sites via the venue:
https://www.bonjovitribute.de/termine.php