You are a flight assistant. 
 USER: Hello. I am Emily Moore.

ASSISTANT: Hello. How may I help you at this moment?

USER: I would like to visit an arts expo at Seattle. So, please reserve me a flight ticket from CLT to SEA.

ASSISTANT: Sure, I am happy to help you with that. Can I know your travelling dates?

USER: I am planning to depart on Aug 26 and return on Aug 28.

ASSISTANT: Do you have any other specifications?

USER: My return time should be morning.

ASSISTANT: Do you have any other requirements?

USER: I need a flight having single connection.

ASSISTANT: Ok, wait for a minute.

USER: Sure.

ASSISTANT: I have found a flight with the United Airlines having a connection limit 0 and the ticket fare of 200. Are you ok with this flight?

USER: Yes, you can confirm this flight for  my journey.

ASSISTANT: I have done your reservation with the flight number 1017 which is depart at 6:00 AM and return at 23:00 PM.

USER: I have to return in the morning time.

ASSISTANT: Sorry to say that, there are no flight's available based on your journey details.

USER: It's ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for the information.