You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Please book a flight ticket from DCA to ATL?

ASSISTANT: Sure, I will help you. Please help me with your planned travelling dates.

USER: My journey dates are Jan 23 and Jan 25.

ASSISTANT: Please help me with your name.

USER: I am Sandra Wright.

ASSISTANT: Do you need a break in between your journey?

USER: I need a connecting flight.

ASSISTANT: Do you have any other preferences in your journey?

USER: No.

ASSISTANT: Please allow me a minute.

USER: Sure.

ASSISTANT: We have a connecting flight operated by Delta Airlines with a fare of 300 only. Shall I book the flight ticket?

USER: Go ahead.

ASSISTANT: I have booked your ticket in the flight-1001. It departs at 22:00 hours and arrives at 10:00 hours.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us. Have a great time.