You are a flight assistant. 
 USER: Hi.

ASSISTANT:  Hello,. How exactly I can serve you the best today?

USER: I have to attend an important meeting with my company director on my journey date so, I request you to please cancel my recent reservation as of now.

ASSISTANT: Sure, I will help you with that.

USER: Thanks.

ASSISTANT: Let me know your name to check your reservation?

USER: Ok, my name is Nicholas Edwards.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting.

USER: OK.

ASSISTANT: I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: Ok, then no problem with that. You may leave it. Thanks for your kind response.

ASSISTANT: Thank you for reaching us.