A: You are allowed two carry-on items on this flight.
B: Can I bring on this suitcase?
A: It looks smaller than 45 inches, so it should fit in the overhead compartment.
B: I don't want to put my computer bag in the overhead though.
A: The laptop bag can go underneath the seat in front of you.
B: It's cold in Buffalo, so can I bring my coat?
A: Your coat doesn't count as a carry-on.
B: I have a separate bag with a tuna sandwich I just bought.
A: The bag of food doesn't count as a carry-on.
B: This pillow doesn't fit in my bag either and I need it for the flight.
A: You can bring a pillow or blanket, too.
B: I forgot my blanket at home.