You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Melissa Jones, Need your assistance for booking with a direct flight to DFW.

ASSISTANT: Sure, I will help you. Can I have your source airport code please?

USER: Sure, my nearest airport code is MCO.

ASSISTANT: When would you like to plan your journey?

USER: Ok, I have a plan to travel on Oct 22 and 24.

ASSISTANT: Do you have any requirements?

USER: My depart time is afternoon.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a direct flight.

ASSISTANT: Melissa Jones, no flights has been found on your request.

USER: Ok, Thanks for your assistance.

ASSISTANT: Thank you for choosing us.