You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Owing to an  emergency, I would like to cancel my reservation. Can you help me in that?

ASSISTANT: Sure, I will help you on that. May I know your name to check your reservation status?

USER: Frank Roberts is my name.

ASSISTANT: Ok Frank, please hold on to check your status.

USER: Ok.

ASSISTANT: Sorry Frank, we don't have any records under your name in reservation.

USER: It's ok, Thanks for the information.

ASSISTANT: Thank you for reaching us, have a great day.