You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I help you?

USER: I would like to cancel my recent reservation, my baseball tournament has been rescheduled to future dates. Could you please help me with cancellation?

ASSISTANT: Please provide your name?

USER: My name is Emily Jones.

ASSISTANT: Ok. No reservation found.

USER: No problem, Thank you.

ASSISTANT: Thanks.