Korean composite by sound or tone, Jes_si_ca, it is three tones, your name Jessica should have three korean characters. 제시카 한국어 공부를 막 시작한 제시카입니다 You need to learn the korean alphabets in order to write these. There are consonents and vowels. Here is the link for learning the korean alphabetics: http://rki.kbs.co.kr/learn_korean/lessons/english/eng_p01.htm

한국어 공부를 막 시작한 제시카입니다.

Hi just copy/paste into www.translatorscafe.com/cafe/.../English-to-Korean-translation/