The next sentence: ¿Cuál es mi puerta de embarque?
The lady at check-in pulls an agonised face because there are so many people (cuál). You take it in your stride and drink a milk (es mi).
You are wearing a jumper with the lion king on it holding a cup (puerta). Then you wonder whether there is still time for the milk (de), and at the back you spot an elephant and a mouse at a bar being served by the waiter (embarque).