You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

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

ASSISTANT: Sure, may I know your good name?

USER: My name is Angela Lopez.

ASSISTANT: Sorry, no reservation found with your name.

USER: That's not a problem. Thanks for your information.

ASSISTANT: Thank you for opting us.