Don't make it harder than it has to be. A simple "Hey, I miss you.. Let's go out sometime" will do. If there was tension before you guys stopped talking then apologize and be the bigger person. Even if you deserve the apology first. If you miss them that much, you'd do it.
just remind her that she is wasting time carelessly where as u could spend time very joyfully and lovingly together:-)
"I have Rolex"
I won the lottery
diamond w/platinum setting jewelry
Come back sweetie this time you are safe.