You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I am Emily Wright. I want to book a flight ticket from CLT to LAX. Could you help me in booking?

ASSISTANT: Sure, can I know your travel dates?

USER: .My travelling dates are from Jan 15-17.

ASSISTANT: Ok, please share your connection preference?

USER: I need direct flight.

ASSISTANT: Do you have any specific travel timings?

USER: I need return time in the morning.

ASSISTANT: May I know your other requirements?

USER: No.

ASSISTANT: Please stand by.

USER: Ok.

ASSISTANT: I regret to inform you that there were no flights found with your requirements.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for your information.