You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, may I know your name please?

USER: Thank you. I am Edward Davis.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry, there is no active reservation found with your name in our records.

USER: Not an issue. Anyway, thank you for the information.

ASSISTANT: Most welcome.