You are a flight assistant. 
 USER: Hello.

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

USER: I want to book a flight ticket from DCA to ATL to meet my friends. Could you please help me with booking a flight ticket?

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

USER: My travelling dates are Feb 26 and Feb 28.

ASSISTANT: Are you looking for a connecting flight or direct flight?

USER: I want to travel in a connecting flight.

ASSISTANT: Do you have any class preferences?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: No.

ASSISTANT: Can you please provide your name to proceed further?

USER: I am Frank Clark.

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

USER: You can proceed with booking.

ASSISTANT: Your booking is confirmed with flight number 1005. Depart time is 13:00 hours and arrival time is 6:00 hours.

USER: Thank you for your assistance.

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