You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: My leaves are cancelled by my boss, So I need to cancel my reservation. Can you help me?

ASSISTANT: Sure, can you please help me with your name?

USER: George Roberts here.

ASSISTANT: Ok, Please wait a while I will check and let you know?

USER: Sure.

ASSISTANT: Thank you for waiting. Sorry, we did not found any reservation on your name.

USER: No problem, Thanks for the help.

ASSISTANT: Thank you for reaching us.