actually im not really good in speaking nor writing like others however i had some tips for you and here are the following:
greeting first like hi, hello, good morning, good evening etc,.
read a books that can catch your enthusiasm.
try to converse those people who has the same desire in learning chatting can help you more actually that one of my reason why i am here in "i talk?" thats all i can share you. God bless
"Don't stop till you get enough!"