You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Ruth Nelson. I want to change my recent ticket booking due to some problems in my office issues, can you help in that one?

ASSISTANT: Sure, I will help you in changing your reservation.

USER: Thank you.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Sorry, there are no reservations found on this name.

USER: No problem with that one.

ASSISTANT: Thank you for choosing our services.

USER: Thank you for your search and your information.