You are a flight assistant. 
 USER: Hello. I am Ryan Perez.

ASSISTANT: Hello, how can I assist you today?

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

ASSISTANT: Sure, please wait for a moment. I will check and get back to you.

USER: Sure.

ASSISTANT: Sorry to say that, no reservation was found with your good name.

USER: No issues, thank you for your information.

ASSISTANT: Thank you for reaching us.