You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you  please book a flight ticket from DCA to ATL?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please help me with your name.

USER: Sure, myself Angela Jackson.

ASSISTANT: Please help me with your planned travelling dates.

USER: Sure, I have planned my travel dates as Mar 25 and Mar 27.

ASSISTANT: Do you wish to have a break in between your journey?

USER: I am looking for single connecting flight.

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

USER: I would like to return in evening time so please check with that.

ASSISTANT: Please let me know if you have any other preferences in your journey.

USER: No, I do not have any other specifications.

ASSISTANT: We have a connecting flight operated by United Airlines with a fare of 100 only, shall I book the flight ticket?

USER: That is fine, please proceed with booking.

ASSISTANT: I have booked your ticket in the flight-1013. It departs at 3:00 hours and arrives at 22:00 hours.

USER: Thank you for your help.

ASSISTANT: It's my pleasure to help you. Thank you for reaching us. Have a great time.

USER: Most welcome.