You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What type of help do you want from us?

USER: I need to cancel my reservation due to my planned event got cancelled. So please help me with cancelling my reservation.

ASSISTANT: Sure, I am here to help you with the ticket cancellation.

USER: Thank you for accepting my request.

ASSISTANT: Can you please tell me your good name to check your ticket status?

USER: Sure, myself Dennis Brown.

ASSISTANT: Ok, please allow me sometime.

USER: Sure, take your time.

ASSISTANT: Sorry to tell you, there is no active reservation found with your name in our database.

USER: Oh! It may not be booked properly due to server issues while booking. Anyway, thank you for your time.

ASSISTANT: You are most welcome. Thank you for reaching us.

USER: Most welcome.