找工作面试需要用英语自我介绍，请各位专业英语人士帮忙帮我翻译一下我下面这段话，谢谢

Dear interviewer:
My name is XXX, I'凯老m 24 years old, and my hometown is XX, Guangdong Province. I used to study in Guangzhou City Transportation Vocational School and major in '闷棚city gas'蚂孙则. Then graduated in Guangzhou Railway College and study Heating Ventilation and Air Conditioning Engineering Technology before 2015. I used to do telephone operator in Guangzhou Ganghua Gas Company customer service department . Now Im ready to apply the job in your company, I wish to have a chance to do it, thank you very much.

Good moring,sir/madam.Let me introduce myself.My name is XXX, I am from XXX and I am 24 years old now.I I majored in Gas in Guangzhou City Transportation School at 2008 then graduated from the Guangzhou Railway Institute in 2015 ,majored in heating and air conditioning engineering .I used to work in customer service department as a customer service at Towngas China Company Limited.Now I am apply your company pisition as a customer service and I hope you can give me a chance to compete the position