You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Is there any help that you need from my side?

USER: Joseph Anderson here. I have to cancel my reservation which I have done earlier to participate in dance program but unfortunately I have stay back here to take care of my injured friend. Can you please help me out with cancelling of my reservation?

ASSISTANT: Sure, I am gleeful to help in ticket cancellation.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Sure, I will for your response.

ASSISTANT: There is no reservation status obtained to cancel the ticket on this name in our data base.

USER: Oh! I think the ticket was not booked due to server issue. Anyway, thank you for the information.

ASSISTANT: You are most welcome and thank you for approaching us.