Hi [name]!
Unfortunately, we have not yet received the recruitment task from you. So, I want to make sure if the email with the task for the recruitment for the position of [recruitment name] definitely reached you? We understand something might have held you back, which is why we are extending the deadline to [XX.XX].
If you have any questions, feel free to contact us.
Best regards,
[signature]
Good morning Mr./Ms. [name],
Unfortunately, we have not yet received the recruitment task from you. We would like to make sure that the message with our recruitment task for the position of [recruitment name] definitely reached you. We understand that there might have been circumstances that prevented you from submitting the solution on time, which is why we have decided to extend the deadline for submitting the task until [XX.XX].
If you have any questions or concerns, please do not hesitate to contact us.