You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me in booking a flight ticket from DCA to BOS?

ASSISTANT: Sure, could you please help me with your dates of journey?

USER: I would like to fly on Aug 26 and return on Aug 28.

ASSISTANT: May I know your name please?

USER: Myself Shirley Edwards.

ASSISTANT: Are you looking for any other help from my side please?

USER: I would like to return in the evening time.

ASSISTANT: Ok, please wait for a mean while.

USER: Ok.

ASSISTANT: There is a connecting flight of fare 200 with the UA airline, are you ok with this ticket booking?

USER: You can proceed to booking.

ASSISTANT: Ok, I have reserved your ticket with the flight number 1018.

USER: Thank you.

ASSISTANT: You are welcome, have a safe flight.