You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Samantha Martinez. Please help me to cancel my active reservation as my meeting was cancelled.

ASSISTANT: Sure, I will help you to cancel your reservation.

USER: Thank you.

ASSISTANT: Please allow me a moment.

USER: Ok.

ASSISTANT: I found your reservation and it is successfully cancelled.

USER: Thank you for your help.

ASSISTANT: Welcome, have a nice day. Thank you for choosing us.