https://www.devex.com/people/do-infants-under-2-fly-free-in-first-class-on-volaris-airlines-2430866
https://www.devex.com/people/how-to-add-a-minor-infant-to-a-volaris-airlines-economy-booking-2431547
https://www.devex.com/people/what-baby-items-are-permitted-on-delta-airlines-flights-2430935
d https://www.devex.com/people/does-southwest-allow-infants-to-fly-for-free-2433480
https://www.devex.com/people/how-to-add-an-infant-to-your-latam-airlines-flight-2433051