Hello.
user
Hello. How can I help you?
assistant
I would like to change my flight reservation as my trip got postponed, can you please help me?
user
Sure, I will help you. May I know your name to proceed further?
assistant
My name is William Davis.
user
Please wait a moment.
assistant
Ok, take your time.
user
Thank you for waiting. William Davis, regret to inform that there is no active reservation found under your name to amend.
assistant
Not an issue, thank you for the information.
user
Thank you for reaching our agency.
assistant