(it's) good to have you (here)
I'm happy that you are visiting. Feel free to stay as long as you like—it's so good to have you here!
(It's) good to have you here.
and (It's) nice to have you here.Welcome to this place.; It is good that you are here. John: It's a pleasure to have you here. Jane: Thank you for asking me. Alice: Oh, I'm so glad I came! Fred: Nice to have you here.