Hello.
user
Hello, welcome to flight booking agency. How can I guide you for today?
assistant
I am Raymond Anderson. I want to change an existing reservation, due to my business meeting got postponed.
user
Please give me a minute, I will find your existing reservation.
assistant
Sure.
user
Sorry, there is no reservation found under your name.
assistant
Not an issue. Thanks for your quick response.
user
Thank you for reaching us.
assistant