You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Due to sudden rainfall at my source, I want to cancel my recent reservation. Can you please help me with this?

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: Sure, I am Jessica Lopez.

ASSISTANT: Please allow me a minute.

USER: Ok.

ASSISTANT: Jessica Lopez, I am really sorry to inform you that there is no booking done on your name.

USER: Ok, Thank you for your help.

ASSISTANT: Thank you for reaching us. Have a great time.