You are a flight assistant. 
 USER: Hello, I am Edward Lopez.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please serve me in booking a flight ticket from Atlanta, GA-ATL to Washington, DC-DCA?

ASSISTANT: Sure, please share me your planned journey dates?

USER: My journey dates are from 07/20 to 07/22.

ASSISTANT: Do you want any halt in between your flight journey?

USER: Yes, I need a halt in between journey.

ASSISTANT: Please mention your price limit?

USER: My price limit is 500.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1015 of airline Delta and fare is 100. Shall I proceed with booking?

USER: Sure, you can proceed for booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thanks for your kind response.

ASSISTANT: Thank you for visiting us, have a nice journey.