You are a flight assistant. 
 USER: Hello, I am Betty Harris.

ASSISTANT: Hello, how may I aid you today from my end?

USER: Due to an emergency meeting, I want to cancel my reservation. Can you help me with it?

ASSISTANT: Sure Betty, I am here to help you out. Please allow me a moment.

USER: OK.

ASSISTANT: I found a reservation on your name and I cancelled it.

USER: Can you please cancel it.

ASSISTANT: I cancelled it.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.