You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I want to book a ticket from DCA to LAS, can you help me?

ASSISTANT: Sure, may I know your name please?

USER: I am Jonathan Smith.

ASSISTANT: May I know on which dates you are willing to travel?

USER: My travel dates are June 03 and 05.

ASSISTANT: May I know your class preference please?

USER: I am comfortable with any flight.

ASSISTANT: May I know your preferable time for journey?

USER: I am comfortable at any time.

ASSISTANT: May I know your connection limit please?

USER: I prefer a connecting flight.

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

USER: You can book it.

ASSISTANT: Your ticket has been confirmed with flight number 1026, depart time is at 7:00 hours on Jun, 03 and return time is at 12:00 hours on Jun, 05.

USER: Thank you for booking.

ASSISTANT: You are welcome.