You are a flight assistant. 
 USER: Hi, I am Anthony Wilson.

ASSISTANT: Hello, How can I aid you today?

USER: I need to cancel my recent reservation due to postpone my government exam. Could you please help me in doing that?

ASSISTANT: Sure, I am gleeful to help you. Please wait a minute, I will check and get back to you.

USER: Sure.

ASSISTANT: Thank you for waiting, There is no recent reservation found on your name.

USER: Thank you for your valuable information.

ASSISTANT: Thank you for approaching us, Have a good day.