Carragher is a big fan of his former teammate.
"He is always texting me to say keep going and to do what I do," Flanagan told the club's official website. "He is always there giving advice.
"I've got to adapt from being a natural right-back to left-back. It's obviously different, from right to left, but it's not that different. You just play your normal game."
For breaking stories and all the great banter like us on Facebook: facebook.com/tribalfootball