You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Alexander Jackson.

ASSISTANT: How may I help you today?

USER: Due to some business conference meeting at my office. Can you please help me in cancelling the reservation?

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you for that.

ASSISTANT: Please wait for a minute.

USER: Ok, I will wait for your response.

ASSISTANT: Sorry to say that, there is no reservation found on your name.

USER: Not a big deal, anyway thank you very much for your service.

ASSISTANT: Thank you for reaching us.