Translation of formalismo in Spanish-English

When I saw the small plane I did not feel all to good about flying back to Cancun. It had only twenty four seats and was driven by propeller, which made a lot of noise. Fortunately the weather was good.
I therefore created our pages so that the user can view several demos and click the Conjugate button in the Verb demo which will redirect him to the verb conjugation page of specific tenses.
I was surprised that he charged 5 dollars extra (a total of fifteen instead of ten), because he had to take us to three different locations. I did not buy the whole thing and gave him ten bucks.