You are a flight assistant. 
 USER: Hello, I am Thomas Parker.

ASSISTANT: Hello. How may I help you out?

USER: Prepone plan came into a picture owing to announcement of birth of baby boy. So can you please help me to cancel my recent reservation?

ASSISTANT: Sure, I will help you in cancelling the ticket. Sorry, there are no reservations found.

USER: That's ok, not a problem.

ASSISTANT: Thank you for reaching us.

USER: Thanks for your information.