Planning for the gym. Please correct me and my pronunciation

! English in the comments! You guys are always so helpful!❤️❤️❤️❤️

您好我是張己方. 請問小林在嗎
Nín hǎo wǒ shì zhāng jǐfāng. qǐngwèn xiǎolín zài ma
Hello, It’s Jifang Zhang. Is Lin there?

我就是
wǒ jiùshi
That’s me

小林你好！下個星期四我和你去健身房運動，怎麽樣
xiǎolín nǐ hǎo! Xià gè xīngqísì wǒ hé nǐ qù jiànshēnfáng yùndòng, zěnme yàng
Hi Lin. Next Thursday lets go to the gym to exercise? How about it?

你想做什麽什樣的運動
nǐ xiǎng zuò shénme yàng de yùndòng
What kind of exercise would you like to do?

游泳吧
yóuyǒng ba
How about swimming?

我七點半以後才有空， 好嗎
wǒ qī diǎn bàn yǐhòu cái yǒu kòng, hǎo ma
I am only free after half seven, is that okay?

好的。再見
hǎo de. Zàijiàn
Okay!