List formalny

bardzo proszę o sprawdzenie:)

I am writing in response to your advertisement which was published in New York Times connected with holiday job offer as a guide around Cracow city. I am very interested in it because it can give me a lot of experience needed in future.
I have just finished English studies on Jagiellonian University. Now I am looking for work. I am very creative and sociable person with big imagination. I am extremely dediceted to my work and always try to do my best. This makes me a suitable to this work. Languages are my hooby. I am learning them all the time, so I can speak with people from diffrent countries without any problem. I have been learning english for 6 years and I am on B2 level.
I have enclosed my CV. I am loooking forward to your reply.

I am writing in response to your advertisement which was published in New York Times connected with A holiday job offer as a guide around Cracow city.
I am very interested in it because it can give me a lot of experience needed in THE future.
I have just finished English studies 'on' (co to jest z tym 'on' to jest kalka z polskiego 'na' ale tak nie mowimy w ang. tutaj AT THE) Jagiellonian University.
I am very creative and sociable person with 'big' (uzyj inne slowo, to za dziecinne) imagination. I am extremely 'dediceted ' (ortog) to my work and always try to do my best. '
This makes me 'a' (niepotr) suitable to this work. - tak nie piszemy w listach - to jest nieladnie, tutaj ....I feel that this might make me suitable for the position that you offer....
I am learning them all the time, so I can speak with people from 'diffrent' (ortog) countries without any 'problem' (tutaj l. mnoga). I have been learning English for 6 years and I am on B2 level.

dzięki wielkie za poprawienie;)