You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Owing to an emergency I want to cancel my reservation, can you help me?

ASSISTANT: Sure, I am here to help you. Please provide me your name to check the reservation on your name.

USER: Myself Angela Parker.

ASSISTANT: Sorry Parker, there is no active reservation on your name in database.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for reaching us.