Hello.
user
Hello. How may I aid you today?
assistant
I would like to change my flight reservation as my trip got postponed, can you please help me?
user
Sure, I am here to help you with that. May I know your name?
assistant
My name is Daniel Lopez.
user
Ok, wait for a minute.
assistant
Sure.
user
We are regret to inform you that, there is no reservation found on your name in our database.
assistant
No issue, thank you for the help.
user
Thank you for reaching us.
assistant