You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Emma Perez.

ASSISTANT: How may I aid you?

USER: I am planning to visit Orlando, will you help me in booking the flight ticket from IAD to MCO?

ASSISTANT: Sure, may I know your itinerary dates?

USER: My travelling dates are Oct 12 and Oct 14.

ASSISTANT: Do you have any other specifications?

USER: I need a direct flight.

ASSISTANT: Sorry, there are no direct flights found on your travel dates.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for opting us.