XX --------- XX
VOLUNTARY UPGRADING
Passenger can do voluntary upgrading when making the reservation, ordering the ticket, before leaving the city of origin, at any stopover place and at airport.
TRAVEL TERMINOLOGY
ALPHABETICAL WISE
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
