Hello.
Hello, How can I help you today?
My name is Andrew Allen. I would like to change my existing reservation, can you help me with that?
Sure, I will help you with that. Please wait a moment.
Sure, take your time.
Thank you for waiting. I have checked in reservation list to change your ticket, but could not find any reservation with your name.
No problem, thank you for the information.
Thank you for reaching us.