For parents of children with disabilities, traveling can often be a challenge. Airplanes are tight, crowded and noisy and fellow passengers often have little patience. When a mom took her six year old daughter with autism, Kate, on a plane, she was anxious for a variety of reasons. One of her greatest concerns was: who would sit next to her daughter. When a business man sat next to Kate, the mom assumed it would not end well. When Kate called the man daddy, her mom was expecting the man to uncomfortably shift in his seat. To the mom's surprise, the man engaged Kate , played with her and tried to keep Kate calm throughout the flight. The following letter shares this thankful mother's sentiments with the stranger, who Kate called "daddy."