You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: My name is Joshua Turner, can you help me to cancel the reservation which I had done recently?

ASSISTANT: Sure, I can do that for you. Please wait, let me check your reservation status.

USER: Ok, I will wait.

ASSISTANT: Sorry, I did not find any reservation under your name in our database.

USER: That is not a problem.

ASSISTANT: You are welcome and have a nice day.

USER: Thank you for assisting me.