How to send mail after form post

I created mail send flow for quotation form .
but email can not send to user why .

Hi, welcome to the community! :waving_hand:

Would love to help you out, but unfortunately, I don’t think I’ve got enough context to provide a great response here.

If you’re having trouble sending emails, I’d make sure that you’ve got your email configuration set up correctly first.

Here’s the documentation on how to do that:

Feel free to share more details about what specific issue you’re running into and I’ll be happy to help troubleshoot further!