You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Prepone plan came into picture owing to an announcement of birth of baby boy so, I want to cancel my recent reservation.

ASSISTANT: Sure, we are glad to help you with cancellation. To check the reservation, May I know your name?

USER: Sure, you can check the reservation on the name of Sharon Martinez.

ASSISTANT: Please be on hold Sharon Martinez, I will check the status of your earlier reservation and revert to you.

USER: Sure, I will wait.

ASSISTANT: Thanks for being hold, there was no reservation found on your specified name.

USER: Ok, Thank you for providing information.

ASSISTANT: Thank you for reaching us.