You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Can you please cancel my recent reservation? As I heard that my destination location is having threat by terrorists.

ASSISTANT: Sure, I will help you with your concern.

USER: Thanks for accepting my request.

ASSISTANT: May I know your name please?

USER: Sure, I had booked the ticket with the name Samantha Wilson.

ASSISTANT: please hold on a moment.

USER: Sure, I'll be on hold.

ASSISTANT: Samantha Wilson, no reservation has been found on your name in our database.

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

ASSISTANT: Thank you for choosing us.