The mother couldn't think of an answer and told her son to ask the flight attendant. So the boy went down the aisle and asked the flight attendant the same question.
The flight attendant, who was very busy at the time, smiled and said, "Did your mom tell you to ask me?" The boy said, "Yes she did."
"Well then, you go and tell your mother that there are no baby airplanes because WestJet always pulls out on time. Have your mom explain that to you."