Verb conjugation of "scale" in English

The connecting flight to Phuket was fully booked, and the connection to Krabi had five empty seats. The problem was that the boarding began in ten minutes and I did not even have a ticket.
The conjugations of verbs are the biggest problem for me. I have never studied Spanish in school, but visited evening classes instead. This year I want to take a full Spanish course.
Which region in Germany are you from? I live in Aarau in the state of Argau, that is in the middle of Switzerland not far from Zurich, Lake Zurich and near the border city of Basel.