You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: My exam got postpone, So I want to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, we are here to assist you. May I know your name to check the reservation list?

USER: Stephanie Moore here.

ASSISTANT: Thank you for providing your details, please be on hold.

USER: Sure.

ASSISTANT: I regret, there is no reservation in your given name.

USER: No problem, Thanks for the reply.

ASSISTANT: Thank you for reaching us. Have a nice day.