Bye!
See you later./ Talk to you later.
Have a good one.
So long.
All right then.
Catch you later.
Stay in touch.
I am really going to miss you.
Catch up with you later.
Bye!
See you later./ Talk to you later.
Have a good one.
So long.
All right then.
Catch you later.
Stay in touch.
I am really going to miss you.
Catch up with you later.