You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Mary Garcia here.

ASSISTANT: How can I assist you at this moment?

USER: I have to cancel my reservation which I have done earlier to participate in dance program but unfortunately I have stay back here to take care of my injured friend. Can you please help me out with cancelling of my reservation?

ASSISTANT: Sure, I will help you with cancelling your reservation.

USER: Thank you.

ASSISTANT: Please wait a moment to check your reservation status.

USER: Sure, take your time.

ASSISTANT: Sorry Mary Garcia, no reservation has found under your name to cancel.

USER: Oh! I think the ticket was not booked properly while I am booking. Anyway, thank you for the information.

ASSISTANT: Thank you for choosing us, have a good day.