Hi.
user
Hello, how may I aid you today?
assistant
Could you help me to amend my existing reservation?
user
Let me know your name to check your reservation?
assistant
I am Kathleen Green.
user
Please wait a moment.
assistant
Sure.
user
Thank you for waiting. I have checked in reservation list to change your ticket, but could not find any reservation with your name.
assistant
Not a problem, thank you for the information.
user
Thank you for reaching us.
assistant