You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

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

ASSISTANT: Sure, may I know your name please?

USER: I am Kimberly Anderson.

ASSISTANT: May I know your travelling dates please?

USER: I want to travel on 06/26, and return on 06/28.

ASSISTANT: May I know your class preference please?

USER: I am comfortable with any class.

ASSISTANT: May I know your preferable time for journey?

USER: I am fine with any time.

ASSISTANT: May I know your connection limit please?

USER: I need a connecting flight.

ASSISTANT: There is a connecting flight of fare 100 with economy class in United airline, shall I proceed for booking?

USER: Proceed with the booking.

ASSISTANT: Your reservation has been confirmed with flight number 1006, depart time is on Jun, 26 at 22:00 hours and return time is on Jun, 28 at 11:00 hours.

USER: Thanks for the assistance.

ASSISTANT: You are welcome.Thank you for reaching us.