You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Please let me know, How can I be your helping hand?

USER: This is Alexander Nelson.

ASSISTANT: Ok.

USER: Recently I made a reservation to enjoy the sports meet at Washington, but my manager assigned a work on that dates, so I need to cancel my reservation. Can you help me in cancelling the flight ticket?

ASSISTANT: Sure, I can help you in that.

USER: Thank you.

ASSISTANT: Please wait, let me track your reservation status.

USER: Sure.

ASSISTANT: Sorry Alexander Nelson, there is no active reservation on your name to cancel it.

USER: No problem. Thank you for your information.

ASSISTANT: Thanks for choosing us.