Hello.
Hello, how can I help you?
 I would like to change my flight reservation as my trip got postponed, can you please help me?
Sure, we are here to help you.
Thank you.
On whose name, the reservation has been made earlier?
My name is Ryan Moore.
Please wait for a while.
Ok, take your own time.
Thanks for your time, we are regret to inform you that, there is no active reservation found in your name.
Not an issue, thank you for the information.
Thank you for availing us.