You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you at present?

USER: My exams got postponed, can you please help me in cancelling my reservation?

ASSISTANT: Sure, we are here to help you with cancellation.

USER: Thank you.

ASSISTANT: On whose name, you reservation can be done earlier?

USER: Ticket has been reserved on the name of Laura Mitchell.

ASSISTANT: Thanks for providing your name, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for your time, we found a reservation on your name and it is successfully cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching our service.