They reached the city gate and were made to wait at the end of a short queue before they could enter the city. Other people were waiting in front of them to enter the city. Some were in carriages like theirs while others were in more lavish carriages.
The floating ship that Elsa was riding was allowed to enter the instant they approached the gates, they didn't need to stay in line and directly cut through after their captain showed himself.
The queue continued to move forward as the soldiers at the gates collected entrance fees from the people who wanted to enter while at the same time asking their purpose of coming.
