You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I amend you now?

USER: Can you please amend me to cancel me recent reservation?

ASSISTANT: Sure, we are gleeful to help you. Can I have your name to cancel your reservation?

USER: Ok, sure. I have reserved my flight ticket with my full name Karen Garcia.

ASSISTANT: Please standby. Thanks for waiting.

USER: Ok.

ASSISTANT: We did not find any reservation with your name.

USER: Ok, fine no worries. Thank you for your help.

ASSISTANT: Thank you for availing us.