Will: hi, where are you?
Tommy: on the bus to Boston
Will: mega?
Tommy: yes
Will: me too!
Will: When did you leave?
Tommy: 12.40
Will: pity, we've just left
Tommy: I know, Peter told me that you're taking the bus at 13.40
Marie: But I am on the 13.40 bus as well!
Marie: Will, are you upstairs?
Will: I am, in the front row
Marie: I'm coming in 5 min :)
Tommy is on the bus to Boston. Tommy took a bus an hour before Will. Marie is in the same bus as Will. Marie and Will are going to meet upstairs in 5 minutes.