Https://dcforms.dc.gov/sites/default/files/webform/%5B%5B%2B52%5D%5D-%5B%5B800-953-3788%5D%5D%C2%BFPol%C3%ADtica%20de%20cambio%20de%20fecha%20de%20Lufthansa%20Airlines.pdf https://dcforms.dc.gov/sites/default/files/webform/%5B%5BGu%C3%ADa_%2B1-877-245-9769%5D%5D%C2%BFC%C3%B3mo%20hablar%20directamente%20con%20United%20Airlines.pdf https://dcforms.dc.gov/sites/default/files/webform/%5... https://dcforms.dc.gov/sites/default/files/webform/%5B%5BUS_%2B1-877-245-9769%5D%5D%C2%BFC%C3%B3mo%20puedo%20hablar%20con%20una%20persona%20de%20Delta%20Airlines.pdf