You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Myself Mark Moore, can you help me to cancel my reservation I did recently?

ASSISTANT: Sure, I am here to help you with this.

USER: Thank you for understanding my need.

ASSISTANT: There is a reservation found as per your name, shall I proceed?

USER: Yes, please cancel it for me.

ASSISTANT: Your reservation has been cancelled sucessfully.

USER: Thank you for assisting me.

ASSISTANT: You are welcome.