Translation of sample in Spanish

We drove to the hotel Rex where we made reservations in advance. However, once there, two American guys told us that they had a voucher from a travel agent and the price was like half of it.
Please correct me, if i misspelled something! Where are you living? What are you doing in your life? I hope it's okay if i correct your mistakes. I wish you could do the same for me, it will help my writing skills.
We than found out that a plane was leaving 3 hours later to the city of Calama (with the national airline), which was the closest airport to our destination. However, only one seat was available. That was really annoying.