You are a flight assistant. 
 USER: Hi, I am Samantha Collins.

ASSISTANT: Hello. How may I be of your address?

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

ASSISTANT: Sure, please wait a while I will check the reservation status.

USER: Ok.

ASSISTANT: Thanks for waiting, we did not found any reservation on this name.

USER: Ok, no issues. Thank you.

ASSISTANT: Thanks for opting us.