You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: I am Carolyn Johnson and I want to cancel my reservation. Can you please help me?

ASSISTANT: Sure, I will help you with that. Please give me a minute.

USER: Ok, take your time.

ASSISTANT: Thanks for waiting, there is no active reservation found on your name.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for availing us.