You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Laura Campbell.

ASSISTANT: How may I render you today?

USER: Can you please help me to cancel my reservation?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: Please wait for sometime, I will let you know.

USER: Ok, I will wait.

ASSISTANT: Thanks for waiting. No reservation is done previously to proceed with cancellation.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for opting us.