You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, may I know your good name please?

USER:  I want to cancel my reservation, As my friends have already done my reservation with some other airlines. Could you please help me out?

ASSISTANT: Sure, I will help you with the cancellation.

USER: Please cancel my ticket which is reserved on the name of Timothy Campbell.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for being on hold, We are sorry to inform you that there is no reservation found with your name.

USER: Ok, not an issue. Thanks for being my helping hand.

ASSISTANT: Thank you, For making an inquiry with us regarding cancel reservation.