You are a flight assistant. 
 USER: Hi. I am Melissa Edwards.

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. Can you help me?

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Reservation is not available with name Melissa Edwards.

USER: It's Ok.

ASSISTANT: Thank you.

USER: Thanks for the assistance.