A : hi B ! how are you
B : i am fine, thanks. and you ?
A : a little pain in my head
B : why ?
A : oh, i just not get enough sleep, i always get many homework
B : how about we play together like yesterday ?
A : i am sorry B, i can't. i must get to home to finish my homework and then take a rest
B : oh, okay fine
A : i promise we will play or hang out together next time B, see you later
B : see you too