请帮我中译英一下看到你的来信,知道你有了新的恋情,我很伤心,也深感遗憾不过,知道你过得快乐,我也很欣慰感谢你曾经给我的爱

From your letter I know you are in love again.I feel sad and regretted,but I'm relieved to see you are having a good time and I will always be grateful for your kind love.I may leave Beijing sometime.
Best wishes for you!

To see your letter and know that you have a new romance, I am very sad, and regrettable.
However, know that you are happier, I am also very pleased.
Thank you ever give me love.
I am likely to leave Beijing this city.
I wish you happiness! All the best!