Hi.
Hello, how may I oblige you today?
I want to change my existing reservation, can you help me in making some changes in my reservation?
Sure, we are here to help you.
Thank you.
May I know on  which name the ticket has been reserved?
Please check with the name of Ashley Lewis.
Ok, please wait for a while, I will check and revert to you.
OK.
Sorry to inform you that, there is no reservation found against your name.
That's not a problem, leave it. Thanks for your kind response.
Thank you for reaching us.