FlightLoader

$+$ getFlights$()$: ArrayList

Airline

$-$ title: String

$-$ flights: ArrayList

$+$ Airline$($String title$)$

$+$ getTitle$()$: String

$+$ createIterator$($String fromCode, String toCode$)$: FlightIterator

Flight

$-$ flightNum: String

$-$ from: Airport

$-$ to: Airport

$-$ startTime: LocalTime

$-$ endTime: LocalTime

$-$ numTransfers: int

$+$ Flight$($String flightNum, Airport from, Airport to$,$ LocalTime startTime, LocalTime endTime, int numTransfers$)$

$+$ getFrom$()$: Airport

$+$ getTo$()$: Airport

$+$ sameLoc$($Airport from, Airport to$)$: bool

$+$ toString$()$: String