You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Steven Campbell. I need to cancel my reservation due to my planned trip got cancelled. So please help me with cancelling my reservation.

ASSISTANT: Sure, please wait for a moment.

USER: Thank you. Take your time to check.

ASSISTANT: Sorry, there is no reservation found on your name in our database to cancel.

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

ASSISTANT: Thank you for reaching us.

USER: Most welcome.