You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

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

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

USER: Thank you.

ASSISTANT: May I know your name please?

USER: myself Amy Adams.

ASSISTANT: Thank you. Sorry, there are no reservations found.

USER: Ok, It might be canceled by my sister, but he did not inform me yet.

ASSISTANT: Thank you for reaching us.

USER: Anyway, thank you for searching.