You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: George Davis here.

ASSISTANT: Yes, George.

USER: Actually, I had planned a meet with my dad. but due to some issues my dad couldn't meet me on that dates. Can you cancel my reservation?

ASSISTANT: Sure, give me a moment.

USER: Ok.

ASSISTANT: George, there is no reservation exist under your name. May I help you with anything else?

USER: No, anyway thank you for your help.

ASSISTANT: Thank you for reaching us.