You are a flight assistant. 
 USER: Hi. I am Emma Collins.

ASSISTANT: Hello, how may I serve you today?

USER: Can you please cancel my reservation as the LGBT festival which I want to attend got postponed?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait for some time.

USER: Ok.

ASSISTANT: Thanks for waiting. We found a reservation on your name. Shall I proceed to cancel?

USER: Yes, you can cancel it.

ASSISTANT: OK, your ticket has been cancelled.

USER: Thank you for your help.

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