You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Prepone plan came into a picture owing to an announcement of birth of baby boy.

ASSISTANT: Ok.

USER: So can you please help me to cancel my recent reservation?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your good name?

USER: My name is Stephanie Allen.

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

USER: Sure,.

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

USER: Ok, not a problem. Thanks for your information.

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