You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Donna Baker.

ASSISTANT: Ok.

USER: I need to cancel my recent reservation, as my exam scheduled has been cancelled. Please help me in cancelling?

ASSISTANT: Sure, please wait for a  while.

USER: Ok.

ASSISTANT: There is no reservation found on your name.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your help.