In freshdesk 'automation' > 'ticket creation' > 'On tickets with these properties:', how can I use comparators

Hi,

In freshdesk ‘Automations’ > ‘ticket creation’ > ‘On tickets with these properties:’ how can I use comparators?
For ex- If on tickets I want to perform some checks like selling price should not be greater than MRP, how can I perform this thing. Selling price and MRP both are in numbers