You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I want to book a direct flight ticket to attend an emergency case. Can you help me?

ASSISTANT: Sure, We are here to help you. Can I know your travelling dates?

USER: I would start on Aug 8th and return on Aug 10th.

ASSISTANT: Please share me your airport codes.

USER: My origin is MCO and destination is DCA.

ASSISTANT: May I know your name?

USER: I am Emily Wright. No.

ASSISTANT: Is there any other specification?

USER: No.

ASSISTANT: We found a direct flight with an UA airlines, flight number:1002. Can I reserve it?

USER: Fine, please proceed.

ASSISTANT: Your flight ticket has been reserved with an economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching us.