You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, is there any help that you need?

USER: I am Carol Young. I want to book a ticket from HOU to CLT to attend seminar, can you help me in booking?

ASSISTANT: Sure, I can help you with that and may I know your preferable travelling dates?

USER: I am departing on Feb 20 and return on Feb 22.

ASSISTANT: Please let me know do you need any requirements.

USER: I need a flight with connection limit 1.

ASSISTANT: Please allow me a moment.

USER: Sure, take your time.

ASSISTANT:  There is a flight which will departure at 16:00 PM and the flight number is 1025 in American airlines, can I confirm your flight ticket booking?

USER: I want to return in evening time.

ASSISTANT: In the evening time there is no flight obtained on your specified dates.

USER: That's ok, thank you for your information.

ASSISTANT: You are most welcome and thank you for reaching us.