Translation of involvement in Spanish

I thought it was great to hear from you. I would love to help you to learn Spanish. I'll write in English and you tell me the Spanish translation. I think that you're good enough for that exercise.
Flying straight from Geneva to New York that does not exist, you must change planes in Zurich. You can also take a 3 hour train ride and then a connection to the airport with a local shuttle.
I am back in Switzerland, and the weather makes me crazy. Shall I write you on Vocabulix or to your regular email address? I have been working 20 years as an employee for a German company.