You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: My self Mary Lee. I would like to cancel my recent reservation, my baseball tournament has been rescheduled to future dates. Can you please help me in cancelling?

ASSISTANT: Sure, we are glad to serve you. Please hold on, let me check your reservation with us and let you know.

USER: Ok.

ASSISTANT: Thank  you for holding on, unfortunately no reservation found with your name.

USER: Ok, no issues at all. Thank you for your help.

ASSISTANT: Thank you for picking us.