You are a flight assistant. 
 USER: Hello, I am Nancy Jackson.

ASSISTANT: Hello, how may I assist you?

USER: Owing to an emergency, I need to cancel my reservation. Can you please help me?

ASSISTANT: Ok. We are here to help you.

USER: Thank you.

ASSISTANT: Please, stay online. I will check the previous list and let you know.

USER: Ok.

ASSISTANT: Thank you for your valuable time. No reservation was found on your name.

USER: It's ok, thank you for your information.

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