Hello, I am Thomas Wilson.
user
Hello. How may I aid you at this minute?
assistant
As my manager did not approve my leave, I would like to change my recent reservation. Can you aid me with this?
user
Sure, I am glad to help you with that.
assistant
Thank you.
user
I regret to say that, there is no reservation found on your name in our database.
assistant
That's ok, thank you for checking.
user
Thank you for reaching us.
assistant
Welcome.
user