[Guest001]

Maybe something like this but it sounds like it's triggered by WAC or by Editor Events

'[Mission Dialog]'
STRDLGLINE000 = "Target Building";

'[Triggered Text]'

'[Info]'
Title = "Target Building";
briefing = "Target Building
Mossylon, Somalia.

Mission:
The drug dealers has taken civilian as hostages, and with that, your team can't bomb out the building where they are otherwise, the blast radious will kill everyone, including the hostages. They got an radio equipment where are transmitting anti-UN propaganda.

Your task:
You and your team will attack the main target building and save the hostages from the enemy hands. Then, destroy the radio equipment with anti-UN propaganda and exit as quickly as possible.

Good luck 5-1";

'[WinConditions]'
STRWINCOND000 = "null";
STRWINCOND001 = "Secure the target building";
STRWINDIRECTIVE001 = "Help the soldiers to invade the target building!";
STRWINMSG001 = "Target building secure, good job.";
STRWINCOND002 = "Destroy the radio equipment";
STRWINDIRECTIVE002 = "Destroy the radio transmitter advertising!";
STRWINMSG002 = "Radio equipment destroyed!";
STRWINCOND003 = "Destroy the roadblock";
STRWINDIRECTIVE003 = "Destroy the roadblock so the convoy can evacuate the area with the hostages!";
STRWINMSG003 = "The roadblock were destroyed!";

'[LoseConditions]'
STRLOSECOND000 = "null";
STRLOSECOND001 = "Delta team killed";
STRLOSEDIRECTIVE001 = "Delta team can't be killed!";
STRLOSEMSG001 = "Delta team is down, mission failed.";
STRLOSECOND002 = "Ranger team killed";
STRLOSEDIRECTIVE002 = "The rangers team can't be killed!";
STRLOSEMSG002 = "Ranger team is down. Mission failed.";
STRLOSECOND003 = "Hostages killed";
STRLOSEDIRECTIVE003 = "The hostages can't be killed!";
STRLOSEMSG003 = "Hostages can't be killed, mission failed.";

'[WPnames]'
STRWPNAME000 = "null";
STRWPNAME001 = "Target building";
STRWPNAME002 = "Roadblock";
STRWPNAME003 = "Convoy";
STRWPNAME004 = "Streets";
STRWPNAME005 = "Drug dealers";