You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you at this moment?

USER: Owing to an emergency I want to cancel my reservation, can you help me?

ASSISTANT: Sure, I will help you about it. Can you please let me know your name to check the active reservation status?

USER: Myself Jonathan Hernandez.

ASSISTANT: Sorry Jonathan, there is no reservation under your name to cancel.

USER: No problem, thanks for checking.

ASSISTANT: Most welcome.