You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Please help me in cancelling my recent reservation, as my scheduled exam got cancelled.

ASSISTANT: May I know your name please?

USER: I made the reservation on the name of Helen Roberts.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: There is no reservation found with your given name.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thank you for reaching us.