Beginning (you hint to end a conversation)

A: Well, it was great meeting you.
B: Yes, it was nice.

A: Well, I’m glad we had a chance to talk.
B: Me, too!

A: It sure has been nice seeing you.
B: Yeah, I enjoyed it!

Middle (you need to go soon)

A: I’ll be sure to call you.
B: That’d be great.

A: I’ll send you an email next week.
B: OK. I’ll look forward to that.

A: I hope to hear from you soon.
B: Yes, me too.

End (you really have a chance to leave now)

A: Bye for now.
B: Bye!

A: I’ll talk to you later.
B: OK. Until then.

A: See you again soon.
B: See you.

A: Take care.
B: You, too. Bye.

A: Keep in touch.
B: I will. Bye.