You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Donna Scott.

ASSISTANT: How may I help you?

USER: Can you please help me with changing my reservation due to my planned event got postponed?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait a moment, I will let you know about your status.

USER: Sure, take your time.

ASSISTANT: Thanks for your time, there is no reservation found with your name.

USER: It's ok fine, no problem. Anyway, thank you for your time.

ASSISTANT: Thanks for choosing us, have a good day.