Israeli armored units crossed the Suez Canal in force on 16 October 1973. On 18 October 1973, the IAF conducted Operation Nutcracker 22 to clear the area around the Suez Canal of Egyptian SAMs. The objective was to gain air superiority so that IAF attack aircraft could provide Close Air Support to IDF tank units operating west of the canal.
You are the leader of an F-4E flight tasked with suppressing SAMs to allow follow-on attack aircraft to level a SAM battery.
SOURCE: "Ghosts of Atonement: Israeli F-4 Phantom Operations During the Yom Kippur War" by Shlomo Aloni.