You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Debra Turner.

ASSISTANT: How can I aid you today?

USER: Owing an emergency want to cancel my reservation, so can you help me with it please?

ASSISTANT: Sure, please wait a moment.

USER: Ok.

ASSISTANT: Thanks for your time. We regret to say that, there is no active reservation found on your name.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for opting us.