Please help me with a cover letter for a health-related job, a school aide, or a

Please help me with a cover letter for a health-related job, a school aide, or a dental assistant.
Please use the example shown! Read the sidebars.
WRITING CRITERIA /10 THINGS TO KEEP IN MIND! 
* Avoid the Passive Voice! (Replacing Passive Voice with Active Verb Phrases)
* Avoid Hedging Phrases!
* Be Specific!
* Fewer Nouns!
* Important Ideas at the End!
* No laundry lists! (Combining Sentences & Avoiding Laundry Lists)
* Avoiding Non-Referential This or That
* Use Connective Words for Better Sentences!