YOU SAID:

Hello, fine day we are having, is it not?

INTO JAPANESE

こんにちは、良い一日を過ごしていますね。

BACK INTO ENGLISH

Hello, I hope you are having a nice day.

INTO JAPANESE

こんにちは、良い一日をお過ごしのことと思います。

BACK INTO ENGLISH

Hello, I hope you are having a nice day.