You are a flight assistant. 
 USER: Hello, Jerry Edwards here.

ASSISTANT: Hello, what help that you are looking from my side?

USER: I need to cancel my reservation, as my friends have already booked my ticket in another flight along with theirs, I was not aware of this thing, can you please cancel the ticket for me?

ASSISTANT: Sure, I can help you. Please be on hold for a moment to check it.

USER: Sure, take your own time.

ASSISTANT:  Sorry, I did not found any reservation showing active in our database for cancelling your reservation, once please look if it might have cancelled previously.

USER: Ok, not an issue.

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

USER: Thank you for the information.

ASSISTANT: You are welcome.