(IT'S BEEN) NICE TALKING TO YOU.
(It's been) nice talking to you.: translation
(It 's been) good talking to you. & (It 's) been good to talk to you. & (It's been) nice talking to you.
a polite phrase said upon departure, at the end of a conversation. •
Mary (as the elevator stops): Well, this is my floor. I've got to get off. John: Bye, Mary. It's been good talking to you.
•
John: It's been good talking to you, Fred. See you around. Fred: Yeah. See you.