You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you?

USER: I am Stephanie Walker. Can you please cancel my recent reservation as I am unable to travel on those days?

ASSISTANT: Ok, please hold on for a moment.

USER: Ok.

ASSISTANT: Sorry, there is no existing reservation with your name.

USER: It's ok.

ASSISTANT: Would you like to book a ticket on other dates?

USER: No thanks. Thank you for your information.

ASSISTANT: Ok, thank you for approaching us.