You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I unable to travel the trip which I have planned on my journey dates, so can you please check it once and help me out in cancelling the flight ticket?

ASSISTANT: Sure, I can help you with that.

USER: Thank you for your positive response.

ASSISTANT: May I know your name for further process?

USER: Sure, my name is Brian Gonzalez.

ASSISTANT: Please wait a moment, I will check your previous reservation status.

USER: Sure, take you own time.

ASSISTANT: There is no previous reservation available in your name.

USER: Ok, I think it is not booked properly when I am reserving the ticket due to server issue. Thank you for your service.

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

USER: Most welcome.