Translation of carbonated in Spanish

She suddenly had to vomit and unfortunately she vomited on the new shoes of our friend and on her new Jeans. It was very embarrassing, especially because we were treated so well by this nice young man.
Well I take Spanish classes in college, that's the only useful language they offer, but if they had French I would be taking French. It sounds so nice. I have been lazy lately and I'm not really good at it.
There was an extra seat available (the last one apparently). We were so glad. 45 minutes later we sat in the place, eighty percent of the plane was empty. They really need to update their system.