You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I have planned to book a plane ticket from EWR to DCA, can you assist me?

ASSISTANT: Sure, can you please mention your departure and arrival dates of your journey?

USER: My preferred dates are Sep 23rd and Sep 25th.

ASSISTANT: Do you need any layover in between  journey?

USER: I need single connection between my trip.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No.

ASSISTANT: May I know your name for the documentation process?

USER: Donna Walker.

ASSISTANT: There is a flight in Delta airlines with the ticket price of 100 having one connection and economy class. Can I proceed to booking?

USER: Please proceed.

ASSISTANT: Your booking is confirmed and the flight number is 1017.

USER: Your ticket has been booked successfully.

ASSISTANT: Thank you for the help.

USER: Thank you for opting us.