You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Paul Evans.

ASSISTANT: How can I aid you?

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

ASSISTANT: Sure. Please, wait.

USER: Sure.

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

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

ASSISTANT: Thank you for reaching us.