英语翻译Female:I've got two tickets for a volleyball match this

英语翻译
Female:I've got two tickets for a volleyball match this evening.Why don't you come?
Male:Uh ...no,thanks.I ...I'm not very interested in volleyball.
Female:Oh,why not?Have you ever seen it played?
Male:No,I haven't,but I really don't th...
Female:That's what I thought.You don't know what you're missing.
Male:Don't Why?
Female:Because it's very fast,with lots of action.
Male:Really?Who's playing?
Female:Two of the best women's teams in the world,one from Finland and the other from Belgium.
Male:Hmm.It sounds exciting.
Female:Yes,it is!Very!
Male:Hmm.Well,perhaps I'll come after all.
Female:Good!Now ...uh ...could you ...uh ...could I have five pounds,please?
Male:Five pounds?What for?
Female:Your ticket,of course.I bought two of them in advance,hoping I'd persuade you to come with me.
Male:Oh ...uh ...You know,I've just remembered something.
Female:What?
Male:I've got to see some friends this evening.
Female:Oh ...I see ...I mean ...you won't be coming,after all,then?
Male:No,not unless...
Female:Unless what?
Male:Perhaps you could let me have the ticket for a bit less?Let's say three pounds.
Female:But you said you had to meet some friends!
Male:Come on.I was only joking.Here's your five pounds.Of course I'll come.
倒数第十行有句I've got to see some friends this evening,我想问问各位,为什么要用现在完成时,have got 如何理解,如何翻译