You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

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

ASSISTANT: Sure, I will help you. Can you please share your name?

USER: Thank you. I am Sharon Nelson.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thanks for being patient, there is no active reservation found on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for availing us, have a nice day.