You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Dorothy Anderson here.

ASSISTANT: Dorothy Anderson, how may I assist you today?

USER: Please help me out in booking the ticket from MCO to DFW.

ASSISTANT: Sure, I will help you. Please help me with your planned travel dates.

USER: My trip dates will be Jan 22 to Jan 24.

ASSISTANT: Please help me with your depart and arrival time.

USER: My return time must be in the morning.

ASSISTANT: Do you need a direct or connecting flight?

USER: My connection limit is 1.

ASSISTANT: Do you have any other preferences in your journey?

USER: No.

ASSISTANT: Please allow me a minute.

USER: Ok.

ASSISTANT: Dorothy Anderson, I am really sorry to inform you that there are no flights available for your journey.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for reaching us. Have a great time.