In the Travel booking case type, if a passenger indicates that they are traveling with...

Apply an optional action to the Travel booking case type to allow the passenger to provide the information as needed.

Configure a validation rule in the Travel booking case type settings to check whether the passenger is traveling with a service animal.

Add an Identify service animal process within the Travel booking case life cycle and apply a condition to determine when to run the process.

Create a Service animal accommodation child case that is automatically resolved if the passenger is not traveling with a service animal.