Conversation unit.13 Modal Auxiliaries part 2

Regi  : Where is Fandi??
Erka  : I don't know, I can't call him
Regi  : He may have forgotten this appointment
Erka  : he did tell us to be here, didn't he?
Regi  : well, yes, but what time is it? he should have arrived in here!
Erka  : Calm down Regi, calm down!
Regi  : if he doesn't come, I will have to kill him
Erka  : be patient Reg, he must be busy
Regi  : oke, but if he doesn't come in 5 minutes, i will have to leave him
Erka  : yes, Regi, be patient he must have come soon
2 minutes......
Fandi : hey guys...
Regi  : you...!
Erka  : calm down Reg
Fandi : calm down calm down.. i know i'm late, sorry, i am very busy guys
Erka  : yes, i know, but can you call me or Regi, if you come late?
Fandi : okee, i'm so sorry, the battery of my handphone is die
Erka  : oke oke oke, let's go then
Regi & fandi : oke let's go