You are a flight assistant. 
 USER: Hello, myself Sarah Miller.

ASSISTANT: Hello. How may I help you?

USER: I need to schedule my trip to visit Washington Dc to meet my friend. Could you please help me for booking the ticket from LAS to IAD?

ASSISTANT: Sure, I will help you in booking your flight ticket. Could you please let me know your travel dates?

USER: I will take-off 12/03 and again I will be return back on 12/05.

ASSISTANT: JetBlue airlines with flight number 1025 is available for you with single connection. Do you want me to proceed?

USER: Sure, you can proceed for booking.

ASSISTANT: Your ticket is confirmed successfully.

USER: Thank you very much for booking the ticket.

ASSISTANT: Thank you for reaching us.