You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you?

USER: Can you please help me in cancelling my recent reservation? As my planned trip has been cancelled.

ASSISTANT: Yes, please wait for a moment. I will check it and let you know. May I know your name please?

USER: Sure, my name is Edward Hernandez.

ASSISTANT: I have searched online but I could not find your flight reservation to cancel it.

USER: Oh! May be I have done a wrong booking. Thank you anyways.

ASSISTANT: Ok. Thank you.