You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Cynthia Walker here.

ASSISTANT: How may I help you today?

USER: Please reserve a flight ticket from DFW to DCA for my business conference.

ASSISTANT: Can you please share me your travelling dates?

USER: Sure, my departure is on June 06 and please book my return ticket also on June 08.

ASSISTANT: Kindly mention your specifications?

USER: I will prefer economy class for my journey.

ASSISTANT: We found a connecting flight with an airline Delta of flight 1029 an price is 200. Can I proceed?

USER: I am ok with this flight, you can proceed with booking.

ASSISTANT: Your ticket has been booked in an economy class.

USER: Thank you for your kind help.

ASSISTANT: Thank you.