最后，表达你想和他Stay in touch的意愿。
It was so nice to meet with you today! Thank you for taking the time to answer my (many) questions and talk about what it's like at [Company] — it seems like an amazing place to work. I especially loved hearing about [something you enjoyed talking about].
I look forward to staying in touch as I continue [my job search/figuring out my next step]. I definitely plan on using your advice to [piece of advice that stuck with you]. And if [Company] has any openings in their [department] down the road, I hope you'll let me know so I can apply.
All the best,
一封Thank-you note 十分简单，只需要五分钟，却能帮你在Professional心中留下非常好的印象，有利于之后进一步发展。