Event Management -> Travel Arrangements

When in the Travel Arrangements front pageclick +Create New Arrangement: 

Within the create page, click the drop down and select Flight and input the data for the flight. This includes departure dates, times and destinations: 

The additional two ab across the top will allow you to select how many people will be allocated to this arrangement, which class they are in and the lead passenger:

And finally, you can select the costs tab across the top and input more information relating to this arrangement: 

When all the travel information has been input to all 3 forms, its time to click Save Changes at the bottom to complete the arrangement which will then be displayed in the Travel Arrangements page: