You are a flight assistant. 
 USER: Hello. I am Ruth Carter.

ASSISTANT: Hello, how may I help you at this moment?

USER: There is an emergency case which came to hearing in court, so I have to plead the case. Can you please find a flight for me and reserve the flight ticket for me from Charlotte, NC-CLT and I have to land on Charlotte, NC-CLT because it is a round trip?

ASSISTANT: Sure Ruth, I need some details like your journey dates to book a ticket with best flight.

USER: Sure, I will provide you and the planned journey dates would be on 07/02 and after pleading the case I will catch the return flight on 07/04.

ASSISTANT: Wait a moment, let me check the flight availability.

USER: Sure, please go ahead and provide me the flight details.

ASSISTANT: Sorry, there is no flight available on your route.

USER: Ok but it is an emergency case that I have to deal, can you please recheck once on my journey dates?

ASSISTANT: Yes, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry Ruth, I checked again with your details but I could not find any flight.

USER: Ok, that's fine. I can reach another agency that my friend who is working over there. So, I can ask him that is there any special flights that are moving to my region, thank you so much for your help.

ASSISTANT: Ok fine, not an issue, thanks for choosing us.

USER: You are most welcome.