You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I'm Rebecca Rodriguez. I have booked a flight ticket last week.But due to some reasons my trip got cancelled. Can you please cancel it for me?

ASSISTANT: Sure, wait for a minute.

USER: OK.

ASSISTANT: Yes, your reservation has been cancelled.

USER: Thank you for your information.

ASSISTANT: Thank you, for reaching us.

USER: Your welcome.