You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be there for you?

USER: I am Gregory Mitchell. Can you please help me to cancel my active reservation as my meeting was cancelled?

ASSISTANT: Sure, let me check the reservation list and revert you.

USER: Ok.

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

USER: Ok, please book this ticket.

ASSISTANT: Your request for cancelling reservation has been processed successfully.

USER: Thank you.

ASSISTANT: Thank you for approaching us.