Translation of aorist in German

Then we went to a street where most backpackers would hang out as we wanted to make reservation for a trip that we planned for the next day. There were a lot of travel agents on that street.
After ten minutes and after drinking a bottle of water we returned to our place. It was already three in the morning. We were unhappy to miss a great party, but our physical conditions were bad.
The bus left on time to the border town Tacna. Crossing the border was also an experience. We needed to show our passports about seven or eight times and were checked for goods three times.