Question: Robert L. Priddy - he comes from the United States and has founded a number of airline companies such as ValuJet or which American low-cost airline that operates scheduled and charter flights?

Context paragraphs:
Jetstar Pacific destinations: Jetstar Pacific Airlines Joint Stock Aviation Company (operating as Jetstar Pacific) is a low-cost airline headquartered in Tan Binh District, Ho Chi Minh City, Vietnam.  With its hub at Tan Son Nhat International Airport, Ho Chi Minh City, operates scheduled domestic and international services along with charter flights.

JetAmerica: Sun America, Inc., d/b/a JetAmerica, was a proposed American low-cost scheduled public charter airline headquartered in unincorporated Pinellas County, Florida.  On March 10, 2009, the airline announced a number of public scheduled charter flights from underutilized airports to Newark and Minneapolis–St. Paul using a Miami Air International Boeing 737-800 to begin on June 30, 2009.  On May 27, 2009, the airline held its first press conference at Toledo Express Airport, Ohio, announcing its first focus city and the start of flight operations on July 13, 2009.  The airline announced the station markets of Lansing, Michigan; Melbourne, Florida; Minneapolis, Minnesota; Newark, New Jersey; South Bend, Indiana; and Toledo, Ohio.  The airline also publicly stated it was evaluating service to Baltimore, Maryland; Charleston, West Virginia Chicago Midway, Illinois; Rockford, Illinois; Cincinnati, Columbus, and Dayton, Ohio; Greensboro, North Carolina; Hartford, Connecticut; Pittsburgh, Pennsylvania; and Clearwater, Florida.  The airline later delayed the start of service to August 14, 2009.  However, JetAmerica did not begin service as it was unable to finalize slots at Newark.

AirAsia: AirAsia Berhad () is a Malaysian low-cost airline headquartered near Kuala Lumpur, Malaysia.  It is the largest airline in Malaysia by fleet size and destinations.  AirAsia Group operates scheduled domestic and international flights to more than 165 destinations spanning 25 countries.  Its main hub is klia2, the low-cost carrier terminal at Kuala Lumpur International Airport (KLIA) in Sepang, Selangor, Malaysia.  Its affiliate airlines Thai AirAsia, Indonesia AirAsia, Philippines AirAsia, and AirAsia India have hubs in Don Mueang International Airport, Soekarno–Hatta International Airport, Ninoy Aquino International Airport, and Kempegowda International Airport respectively, while its sister airline, AirAsia X, focuses on long-haul routes.  AirAsia's registered office is in Petaling Jaya, Selangor while its head office is at Kuala Lumpur International Airport.

ATA Airlines: ATA Airlines, Inc. – formerly known as American Trans Air and commonly referred to as ATA – was an American low-cost scheduled service and charter airline based in Indianapolis, Indiana.  ATA operated scheduled passenger flights throughout the U.S. mainland and Hawaii and San Juan, Puerto Rico, as well as military and commercial charter flights around the world.  ATA also operated flights to Portugal (LIS, OPO, TER, PDL and SMA).  In its early days the airline did charters throughout the World and had bases in Chicago, Detroit, New York, Indianapolis, Oakland and Milwaukee.  Later when they entered scheduled service the airlines maintained focus cities at Chicago Midway International Airport, Honolulu International Airport, and Oakland International Airport.

Sun Country Airlines: Sun Country Airlines is an United States based airline headquartered in the Minneapolis–Saint Paul suburb of Eagan, Minnesota and based at nearby Minneapolis–Saint Paul International Airport.  The airline's main focus is flying Minnesotans to warmer destinations during the winter months, such as Florida and Mexico.  In the summer months, the airline flies passengers between the Twin Cities and the east and west coast in the U.S. Sun Country also operates flights from Dallas/Fort Worth which serves as a focus city for the airline.  It operates scheduled and charter flights to destinations in the United States, Mexico, Costa Rica and the Caribbean (including Cuba from 2015) as well as ad-hoc charters.

Jetstar Pacific: Jetstar Pacific Airlines Joint Stock Aviation Company (operating as Jetstar Pacific) is a low-cost airline headquartered in Tan Binh District, Ho Chi Minh City, Vietnam.  With its hub at Tan Son Nhat International Airport, Ho Chi Minh City, operates scheduled domestic and international services along with charter flights.

ValuJet Airlines: ValuJet Airlines was an American low-cost carrier, headquartered in unincorporated Clayton County, Georgia, that operated regularly scheduled domestic and international flights in the Eastern United States and Canada during the 1990s.  The company was founded in 1992 and was known for its sometimes dangerous cost-cutting measures.  All of the airline's planes were purchased used from other airlines, very little training was provided to workers, and contractors were used for maintenance and other services.  The company quickly developed a reputation for its lax safety.  In 1995, the military refused ValuJet's bid to fly military personnel over safety worries, and officials at the FAA wanted the airline to be grounded.

Allegiant Air: Allegiant Air is an American low-cost airline that operates scheduled and charter flights.  It is wholly owned by Allegiant Travel Company (NASDAQ: ALGT ), a publicly traded company with 3,700 employees and over $2.6 billion USD market capitalization.  The corporate headquarters are in Summerlin, Nevada, a suburb of Las Vegas.

Robert L. Priddy: Robert L. Priddy - he comes from the United States and has founded a number of airline companies such as ValuJet or Allegiant Air.

FlyOne: FlyOne (stylized as FLYONE) is a privately owned low-cost airline headquartered in Chișinău, Moldova.  FlyOne operates scheduled and charter flights from its base at Chișinău International Airport.

Supporting paragraphs: Robert L. Priddy Allegiant Air
Answer: Allegiant Air