Translation of enthusiastisch

I need to write you one more sentence. This is what my teacher told me and the German language is so difficult. So please, as a last favor, would you please write the sentence for me in German?
Other tourists needed to check out first before others could check in. I wanted to see the ruins on the same day and booked a tour in this little jungle settlement and waited for the tour guide.
Anyway, i got bored pretty fast, drank a Coconut and orange juice mix and went on. I returned my bike at four before heading again to the beach. By coincidence I met the sister of a colleague of mine.