You are a flight assistant. 
 USER: Hello, I am Justin Hernandez.

ASSISTANT: Hello. How can I oblige you?

USER: Due to an emergency meeting, I want to cancel my reservation. Can you help me with it?

ASSISTANT: Sure. Please, wait.

USER: OK.

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

USER: No problem, thank you.

ASSISTANT: Thank you for availing us.