input: [Cookie name] First party cookies (cookies set by the website) [Purpose] 
output: Used when a customer performs a ticket search, manages email subscriptions, or buys a ticket. When a user logs into their account this cookie is set to manage their logged in session. This cookie is deleted from the device when the browser is closed. And also this cookie is used to remember the last station you loaded on the station dropdowns on rail sites so that when you come back to the site it presents this station as pre-selected.