You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I assist you today?

USER: I am unable to travel to airport to board my flight due to severe accident in my way to airport. Can you help me with the cancellation?

ASSISTANT: Sure, may I know your good name?

USER: I am Linda Hernandez.

ASSISTANT: Please wait for a moment. I will check and get back to you.

USER: Sure.

ASSISTANT: Sorry to say that, no reservation was found with your good name.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for opting us.