You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I am looking to cancel my recent ticket because the planned trip got cancelled suddenly. Can you please help me?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Can I know your name to check your previous reservation?

USER: Sure, myself Debra Brown.

ASSISTANT: Please hold on a moment to check.

USER: Sure, take your time to check.

ASSISTANT: As per your request, I have successfully cancelled your recent reservation.

USER: Thank you for your help.

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

USER: Most welcome.