Hello shibinmuhammedshibin009! Thank you for participating in the Apple Support Communities.
We understand that you want to set up Apple Pay on your iPhone. We'd like to look into this with you to see how we can help.
Great thinking to try the steps outlined in Add, use, and share boarding passes, tickets, and other passes in Apple Wallet to resolve this issue.
Apple provides the following resource to assist with setting up Apple Pay: Set up Apple Pay
Make it a great day!