You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I need to change my current reservation due to urgent meeting, can you help me with that?

ASSISTANT: Sure, I will aid you with that. May I know your name for further process?

USER: Thank you for accepting my request, I have done my reservation on the name of Kimberly Scott.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: There is no previous reservation available under your name.

USER: Oh! I think the ticket was not booked properly while I am booking. Anyway, thank you for the information.

ASSISTANT: Thank you for reaching us.