Ian: God damn! I'm not gonna make it on time!
Phil: What happened?
Ian: Long story. I'll be there in about an hour.
Phil: So, we'll begin the meeting without you?
Ian: Certainly, you do that.
Phil: Should I go into details?
Ian: No, wait for me. Just give them the overall picture.
Phil: No problem. Drive safely!
Ian will be there in about an hour. Phil will start the meeting but won't go into details until Ian arrives.