Hello.
user
Hello, how may I aid you today?
assistant
I want to change my existing reservation due to some health issues. Can you please help me with this?
user
Sure, may I know your good name?
assistant
I am Thomas Carter.
user
Ok, please wait for a minute.
assistant
Sure.
user
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 for checking.
user
Thank you for reaching us.
assistant