The first letter of each data line is the action code. In the case of a new request action code N is used.
Example of new linked request (arrives then departs)
SCR
S09
05FEB
LHR
NAF700 AF701 30MAR23OCT 1234500 290AB3 NCE0900 1030NCE JJ
SI NEW SERVICE MON – FRI
Example of new request (departs then arrives back later)
SCR
S09
05FEB
LHR
N BA9187P 31MAR31MAR 0200000 000320 1030LGW P
NBA9187P 31MAR31MAR 0200000 000320 LGW2130 P
GI BRGDS OPS
NOTE the space on the first data line (departure) between the action code [N] and the flight designator, no space for the arrival.
NOTE the time and route is format is different depending on the flight being an arrival or departure.
Example of a new linked request where the departure is over midnight
SCR
S09
05FEB
LHR
NPVT700 PVT701 30MAR30MAR 100000 005CRJ FAB1900 07301NCE DD
/ RE.GBFLY/
GI BRGDS
NOTE the 1 after the departure time of 0730. This means the departure will be 0730 1 day after the arrival. The date period and day of week, 30MAR30MAR 100000, relates to the arrival.
The following message is a common mistake made when using over midnight indicators.
SCR
S09
05FEB
LHR
NPVT700 PVT701 30MAR31MAR 120000 005CRJ FAB1900 07301NCE DD
/ RE.GBFLY/
GI BRGDS
In the above example there will be an arrival on the 30MAR which will depart on the 31MAR. The above message also indicates an arrival on the 31MAR which will depart on the 01APR.