(it's) good to be here
I'm happy to be here. The phrase is often used when one is a guest. A: "It's so good to have you, Paul." B: "It's good to be here! Thanks so much for inviting me."
(It's) good to be here.
and (It's) nice to be here.I feel welcome in this place.; It is good to be here. John: I'm so glad you could come. Jane: Thank you. It's good to be here. Alice: Welcome to our house! John: Thank you, it's nice to be here.