Jack: Chole,
Chole: What?
Jack: When you first came to CTU ... I never thought it was going to be you that was going to cover my back all those years.
24, When you first came to my world ... (five years ago) ... I never thought it was going to be you that was going to cover my mind all those years.
It is redundant to say Thank You but Thank You is just the very only words that come to mind at this moment.
Thank You!