You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How may I help you?

USER: Can you please cancel my reservation as the meeting which I scheduled to attend got delayed?

ASSISTANT: Please let me know your name?

USER: Ok, I am Carolyn Thompson.

ASSISTANT: No reservation exists by name Carolyn Thompson.

USER: It's ok, no problem.

ASSISTANT: Thanks.

USER: Thank you for the information.

ASSISTANT: Have a nice day!.