Hi.
user
Hello, how can I assist you today?
assistant
I am Andrew Brown.
user
Ok.
assistant
Please change my existing reservation due to my health issue.
user
Sure, Please wait a while.
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
Ok, Not an issue. Thank you.
user
Thank you for reaching us.
assistant