You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in cancelling my recent reservation? As my planned trip has been cancelled.

ASSISTANT: Sure, may I know your name please?

USER: Sure, my name is Elizabeth Evans.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, I'll wait for your response.

ASSISTANT: Sorry, there was no reservation found with your given name.

USER: Oh! That's ok, thank you for giving the information.

ASSISTANT: Thank you for opting us.