You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Due to some important work at my home town, I could not attend my friend marriage at Washington. Will you help me to cancel my recent reservation?

ASSISTANT: Sure, can I have your name please?

USER: Sure, my name is Paul Wright.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no active reservation on your given name.

USER: No problem, thank you.

ASSISTANT: Thank you for opting us.