routes = {"PDX-YVR":"","SFO-YVR":""};airports = {"PDX":["45.588708","-122.596870","PORTLAND INTL"],"YVR":["49.194694","-123.183967","VANCOUVER INTERNATIONAL"],"SFO":["37.618972","-122.374889","SAN FRANCISCO INTERNATIONAL"]};show = "PID_VAC047665";