a:Hi,Tian Lei.(This is zhang Min. ) She is my friend.
b:Hi,Zhang Min.nice to meet you.
c:( Hi,Tian Lei, nice to meet you too.)
b:(How are you?)
c:I am fine,thanks.
How are you?
b:(I am very well too. Thank you very much.)
a:It is time to go now.
b:(See you again then goodbye.)
a and c: bye

已替你完成了任务,另外,人名要大写,我亦替你更正好了,很希望可以帮到你.
希望对你能有所帮助.谢谢。可以再问一个问题吗