You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What type of service you are expecting from us?

USER: Can you please help me in flight ticket booking process from ATL to IAD?

ASSISTANT: Sure, I am happy to help you with that. Can I know your journey dates?

USER: Thank you for your response, I want to take off on Apr 09 and book my return ticket also on Apr 11.

ASSISTANT: Do you have any other requirements?

USER: I want to travel in direct flight.

ASSISTANT: Ok, could you provide me your name?

USER: Sure, my name is Linda Mitchell.

ASSISTANT: Ok, May I know your class preference?

USER: I want to travel in economy class flight.

ASSISTANT: Ok, please wait for a minute.

USER: Ok.

ASSISTANT: The Spirit airlines are providing a flight having a connection limit 0 and the ticket fare of 200. Are you ok with this flight?

USER: Please confirm this flight ticket for me.

ASSISTANT: Your ticket is confirmed in an economy class and the flight number 1007 which is depart at 18:00 PM and return at 13:00 PM.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us. Have a safe journey.