Today working?Can I call u later?

ok i call u later call u later,ok? can i call u on Sorry,I'll call u later是什么意? i cant dearcase i m with my baby love u call u later Can you call back later? I am very busy at present.Can I call you back later? Can I sleep a little bit,later I call you .什么意思 today i want give up english ,but later ,i know i can't give call me later,I am driving now I'm sorry I can't come to your house today,and I'll call you no...but i can only chat with u later怎么翻译