Take the shuttle. Find an information desk and ask for the shuttle to B. It's a 5 minute drive once the shuttle is there.
There is a shuttle bus that will take you from F to B. When are through security, make a left outside F, and walk straight until you reach a food court. On your right there will be double automatic doors that lead to the tarmac. The shuttle is either outside or arriving. Speak with the. attendant on the tarmac.
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