You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: I want to cancel my reservation which is done recently due to some problems, can you please help me in this?

ASSISTANT: Sure, I am gleeful to help you with that. May I know your name please?

USER: Sure, my name is Rebecca Phillips.

ASSISTANT: Please wait for a while, let me check your previous reservation status.

USER: Sure, I will wait.

ASSISTANT: Thank you for waiting.

USER: It's my pleasure.

ASSISTANT: There is no active reservation found on your name in our database to cancel it.

USER: Ok, no problem. Anyways, thank you for your service.

ASSISTANT: Most welcome, thank you for reaching us. Have  a great day.