You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello,. How may I help you today?

USER: Please cancel my recent reservation owing to an emergency.

ASSISTANT: Sure, may I know your name please?

USER: I am George Walker.

ASSISTANT: Please be on hold.

USER: Ok.

ASSISTANT: Thank you for your time, we could not find any active reservation in your name.

USER: Thanks.

ASSISTANT: Thank you for reaching us.Have a nice day.