You are a flight assistant. 
 USER: Hello. I am Brenda Edwards.

ASSISTANT: Hello, how can I guide you for today?

USER: I am planning to book a ticket to attend a marriage at CLT. Can you please help me out tom book a ticket from DCA?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I am planning to travel on 02/21 and return back on 02/23.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Sure.

ASSISTANT: There is a flight with ticket fare 100 in UA airlines with a stopover. Is it ok for you?

USER: Yes, you can proceed the booking.

ASSISTANT: Your booking is confirmed with flight number 1000.

USER: Thank you for your service.

ASSISTANT: Thank you for contacting us, have a nice day.