You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I need to cancel my recent reservation, as my planned trip with my friends was canceled due to some personal issues. can you help me?

ASSISTANT: Sure, I will help you in cancelling the ticket.

USER: Thank you.

ASSISTANT: Sorry, there are no reservations found in our database.

USER: It's ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for searching.

ASSISTANT: May I know your name?

USER: Myself Daniel Miller.

ASSISTANT: Thank you.