You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: Owing to an emergency, I want to cancel my reservation. Can you please help me with that?

ASSISTANT: Sure, please share your good name?

USER: I am Sandra Edwards.

ASSISTANT: Please stand by.

USER: Ok.

ASSISTANT: Thank you for waiting, there are no active reservation found with the given name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you.