You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Due to some urgent meeting, I am willing to cancel my reservation. Can you please help me for this?

ASSISTANT: Sure, can I know your name?

USER: Myself Carolyn Collins.

ASSISTANT: Please hold on a moment.

USER: Sure, I will wait for your response.

ASSISTANT: We found your reservation. Shall I cancel it?

USER: Yes, please go ahead.

ASSISTANT: Your reservation is cancelled.

USER: Thank you very much for cancelling the ticket.

ASSISTANT: Thank you for reaching us.