You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

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

ASSISTANT: Sure, I will help you. To cancel your reservation, I need to know your name?

USER: My name is Sandra Campbell.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, we are happy to inform that we found a reservation on your name to cancel. Shall I proceed for cancelling?

USER: Ok, you can proceed.

ASSISTANT: Your reservation has been cancelled.

USER: That was nice and fast. Thank you.

ASSISTANT: Thanks for availing us, have a nice day.