You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I help you today?

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

ASSISTANT: Ok.

USER: So I need to cancel my recent reservation, can you please help me in that?

ASSISTANT: Sure, I will help you with cancellation. To cancel your ticket, we need to know your name. Can you provide it?

USER: Elizabeth Jackson is my name.

ASSISTANT: Thanks for the details, please wait.

USER: Sure.

ASSISTANT: Thanks for the time. Sorry Elizabeth, there is no active reservation found on your name to cancel your ticket.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thanks for visiting us.