Looking on the internet deeply has found these results:

hope your day is going well is the most popular phrase on the web.

Hope your days are going well 13,000 results on the web	hope your day is going well 195,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
I know you have your deposition today, I hope... I hope your day's going well. When things are going well, anyone can stand tall. I hope your day's going well. I got your message about picking up dinner Hope your day is going better than mine. I'm really glad things are going well for you. I can call him Greg because... things are going well. Things are going well for our band. That's because things are going well.	Heard your charter business is going well. It's better than MS I wish you were here, I hope your day is beautiful.' ' DOS because it does things like ask you how your day is going and corrects you if you make a command wrong. I know you have your deposition today, I hope... I hope your day's going well. Hope your day is going better than mine. We hope your day is perfect, I hope your day's going well. I got your message about picking up dinner

Hope your days are going well

13,000 results on the web

hope your day is going well

195,000 results on the web

More popular!

I know you have your deposition today, I hope... I hope your day's going well.
When things are going well, anyone can stand tall.
I hope your day's going well. I got your message about picking up dinner
Hope your day is going better than mine.
I'm really glad things are going well for you.
I can call him Greg because... things are going well.
Things are going well for our band.
That's because things are going well.

Heard your charter business is going well.
It's better than MS
I wish you were here, I hope your day is beautiful.' '
DOS because it does things like ask you how your day is going and corrects you if you make a command wrong.
I know you have your deposition today, I hope... I hope your day's going well.
Hope your day is going better than mine.
We hope your day is perfect,
I hope your day's going well. I got your message about picking up dinner