You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER:  I am Scott Garcia want to cancel my reservation due to prepone of my meeting with my manager. Can you help me in cancelling?

ASSISTANT: Sure, we are here to help you. Please wait a moment, I will track your details and let you know the status.

USER: Ok.

ASSISTANT: Scott, we found a reservation on your name. Are you sure to cancel it?

USER: yes, please cancel my reservation.

ASSISTANT: I have cancelled your reservation successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching our service.