You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. how can I assist you?

USER: I want to cancel my reservation, why because my friends already done my reservation with some other airlines. So could you please help me out?

ASSISTANT: Ok, may I know your name?

USER: I am Donna Rodriguez.

ASSISTANT:  Please wait I will revert you.

USER: Ok.

ASSISTANT:  We found reservation on your name and it is cancelled.

USER: Thanks for your prompt response.

ASSISTANT:  Thank you for availing us.