Hello.
user
Hello, how may I help you today?
assistant
  I would like to cancel my flight reservation as my trip got postponed, can you please help me?
user
Sure, we are perky to help you. Can you share your good name?
assistant
Charles Wilson.
user
Please be on hold.
assistant
Sure, take your own time.
user
There is no reservation found on your name in our database to cancel it.
assistant
That's ok, thank you for checking.
user
Thank you for availing us.
assistant