If you need to add details for a customer recieve when they book and select to receive a confirmation text follow the steps below:
Go to settings > resources > trips and select the desired trip to be edited.
Once that trip is open, click on the other tab.
Scroll down to the Custom Text box and type in what you would like to be sent as a text to customers when they book, then hit save.
This text will be sent to orders made for this trip when the customer books, as long as there is a phone number entered. It allows 500 characters maximum.