You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. May I know your name?

USER: I am Kathleen Lewis.

ASSISTANT: How can I aid you?

USER: I want to cancel my reservation as my plan for an adventure trip got cancelled.

ASSISTANT:  Sure, Please wait a while.

USER: Ok, take your own time.

ASSISTANT: Thank you for your time. We didn't found any reservation by this name.

USER: Its Ok. Thanks for your assistance.

ASSISTANT: Thank you for picking us.