Verb conjugation of "comerciar" in Spanish

I ordered a cab at four o'clock in the morning which took me to the Central Bus Station. I was much to early because the bus would go just at seven o'clock. Anyway I was sitting there and listening to music.
After that I expect that you do the same. Write me a text in English and the same translated to Spanish. This way we will learn all directions. We will be able to compare the texts and learn.
We were Lao Cai around six o'clock but the train left only at eight. I was somehow relieved though that we had all the dangerous bus journeys behind us and that we left this lovely place soon.