Good morning! Hope you have a good day!

早上好！希望你一天都有好心情！

youdao

Did you have a good day?

你这一天过得顺利吗？

《牛津词典》

To have a good day at the zoo, kids are advised to wear comfortable shoes.

为了在动物园度过美好的一天，建议孩子们穿舒适的鞋子。

youdao

I could just have a good time playing a whole bunch of day parties, play some stuff at night that was free,see my friends, and not feel like I was missing something, or that I had to do anything.

VOA: standard.2010.04.07

It makes me feel really good and I have a lot of more energy for the rest of the day.

它真的让我感觉很好，我整天都会精力倍加充沛。

在空闲时间 - SpeakingMax英语口语达人

but sometimes when I have a really good day and I'm feeling my luck is good,

有时候，可能某一天特别顺利，我感觉我这天的运气挺好的，

沉迷于彩票的人们 - SpeakingMax英语口语达人

If I have a good day, I look at how I could make good days even better.

BBC: children entering a school

If friends, family members, acquaintances, and pets avoid you when they want to have a good day, you might be an underachiever.

FORBES: You Might Be An Underachiever If...

But if the American international keeper thought that was an indicator he was about to have a good day, he was to be entirely mistaken.

BBC: Leicester 1-2 Tottenham