Preper to job interview. 1#Answering to questions

I dicided to prepare for an interview and write and answer to some questions. I will be very  thankful to everyone who can correct my answers:)
So, I will try to get a job on a cruise ship as a waiter assistant in 4 months
At first I would like to teach answering the questions about myself.

1. Why are you seeking this position ?

-I am looking for this position because I would like to improve my English and I think it's a very interesting job. There I can combine work with travel and visit many exotic countries and islands. The bottom line is I really want to improve my work and my speaking skills.

2. How would you describe yourself?

- I am a very friendly and responsible person. I am used to hard work and used to teamwork. I worked in some public companies and can work with many customers at the same time, Also I'm very sociable as well as punctual.

3. How did you find out about cruise liners?

- When I looked for a job, my friends sent me some information about cruise ships. Also I searched on the internet sites and forums. Most of the information about cruise liners was on wikipedia)