___________________________________________________
         |       Conference        |          Alice          |
         |_________________________|_________________________|
         |                         |I will arrive by TGV.    |
         |[Bob]: My flight is to   |Convenient to the main   |
         |Orly.                    |station.                 |
         |[Eve]: Hi all, can we    |                         |
         |plan for the seminar.    |                         |
         |                         |                         |
         |[Bob]: Eve, will you do  |                         |
         |your presentation on     |                         |
         |Friday?                  |                         |
         |[Eve]: Yes, Friday at 10.|                         |
         |[Bob]: Fine, wo          |We need to meet befo     |
         |_________________________|_________________________|