You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Due to heavy rainfall, I would like to cancel my recent reservation. Please help me out.

ASSISTANT: Sure, I am ready to help you, please hold on for a moment to check your reservation status.

USER: Sure, take your time.

ASSISTANT: May I know your name please?

USER: My name is Jack Davis.

ASSISTANT: Davis, I did not find any active reservation with your name in my database.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.