You only use a comma when the words you are listing are not related. Example: I needed a helmet, a safety vest, and food. Safety vest is not related to food so that's when yâ¦ou add a comma before the word and. But if it was: I needed an apple, banana and a pear- They are all related because they are all fruits= related.
Dallas/Fort Worth (DFW) Mesa operates the CRJ900 under the American Eagle banner. As the CRJ900 launch customer in 2001 and one of the largest CRJ900 operators in the world, Mesaâs experience and expertise with the aircraft is unrivaled. The 76 and 79-seat regional jets feature a two-class configuration with 9 First Class seats. Mesa's 7 new CRJ900 NextGen aircraft delivered in 2015 add the newest Bombardier technology to our fuel-efficient CRJ fleet, and feature 12 First Class seats. For information on American Eagle, go to AA.com.
American Airlines generally offers 31 to 32 inches of seat pitch in its economy cabin. Although it does operate some of its Airbus A319s and Boeing 757s with 30 inches of pitch. Delta Air Lines. Like American, Delta also operates a fleet with 31 to 32 inches of seat pitch on most of its planes. However, the airline does operate some Airbus A319s, A320s, Boeing 757s, and McDonnell-Douglas MD90s with 30 to 31 inches of pitch.