Translation of record in Spanish

On the drive into the city center we were a little shocked by the amount of motorcycles, by the pollution and stress in that city. After only two days in a small village we forgot how it was.
However, his English was excellent and we soon found out that he was an English teacher before the war. We agreed on a price for showing us the entire area during the next 2 days. We took a nap and he picked us up later.
The next day we had to take the bus in order to get back to the airport in Calama. When we arrived at the airport was empty and no counter was open yet. We had to wait for 4 hours.