You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Patrick Edwards.

ASSISTANT: How may I aid you?

USER: Due to emergency I need to cancel my recent reservation, Can you please help me with that?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, we did not find any active reservation on your name in our records.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for choosing us.