You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you help me in booking a flight ticket from DFW to DCA?

ASSISTANT: Sure, may I know your travelling dates, please? May I know you specifications for your journey.

USER: I want to travel on 03/21, and return on 03/23. I need a direct flight.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: There is a direct flight with the price 100 in JetBlue airlines, can I proceed with the reservation?

USER: Proceed with the booking.

ASSISTANT: Please mention your name so, I can reserve with the name.

USER: I am Jessica Wright.

ASSISTANT: Your ticket has been reserved with the flight number 1019 in economy class.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching our service.