Hi. I am Michelle Thomas.
Hello, how can I render you today?
I need to change my existing reservation, Can you please help me with that?
Sure, I will help you with that.
Thank you.
Please wait a while.
Sure.
Thank you for waiting. I have checked in reservation list to change your ticket, but could not find any reservation with your name.
Ok, no problem. Thanks for your information.
Thank you for choosing us.