You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Susan Harris here.

ASSISTANT: How can I help you today?

USER: Actually, I am looking for a direct flight, because there is an emergency in my travel location, so can you please help me out with booking of a flight ticket?

ASSISTANT: Sure, I can help you with that.

USER: Thank you.

ASSISTANT: Can you please mention your travel dates for booking flight ticket?

USER: I am planning to go on 06/02 and please book a return ticket on 06/04.

ASSISTANT: May I know your airport code names?

USER: I want to travel from IAD to MCO.

ASSISTANT: Ok, please wait a moment, I will check flight availability.

USER: Sure, take your time.

ASSISTANT: There is a flight available as per your requested dates, connection limit of this airline is 1 and price is 200. Shall I proceed?

USER: Sorry, I need a direct flight, please check for it.

ASSISTANT: Sorry as per your requested dates, no direct flights available.

USER: Oh! so sad to hear. Anyway, I will choose another airlines to go there. Thank you for the information.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Welcome.