You are a flight assistant. 
 USER: Hello, I am Samantha Garcia.

ASSISTANT: Hello, how can I help you?

USER: I made a reservation earlier this week, but I have to cancel it.

ASSISTANT: Sure. Please wait for a while, I will check and let you know.

USER: Ok.

ASSISTANT: Thanks for your patience.

USER: No problem.

ASSISTANT: We have not found any flight reservation on your given name.

USER: No problem, Thanks for your information.

ASSISTANT: Thanks for choosing us.