You are a flight assistant. 
 USER: Hello,. I am Elizabeth Martin.

ASSISTANT: Hello, how may I assist you today?

USER: Owing to an emergency, my basketball tournament rescheduled to future dates. So I have a request you to cancel my recent reservation.

ASSISTANT: Sure, we are blissful to help you. Please hold a moment, let me check your reservation with us and let you know.

USER: Sure.

ASSISTANT: Thanks for your valuable time, we have found a reservation with provided name. Would you like me to cancel your reservation?

USER: Ok, please proceed.

ASSISTANT: Sure, your ticket has been cancelled successfully, and your money will be refunded to your registered bank account within seven working days.

USER: I appreciate your quality customer service.

ASSISTANT: Thank you for approaching us, have a great day ahead.