Write a cover letter for Journal for article submission

I want to submit a article to publication and wanted someone to write a cover letter which must accompany the submission and should provide the following information:

-Assurance that the manuscript is an original work, has not been published previously either in whole or in part, except in abstract form, and is not under consideration for publication by any other journal.

-A statement that participation of human subjects did not occur until after informed consent was obtained.

-Confirmation that all authors have disclosed any potential competing financial interests regarding the submitted article.

-Written permission from copyright holder to reproduce figures, tables, questionnaires in both print and electronic form.

-A statement indicating that all authors have read and accept responsibility for the manuscript's contents.