You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Patrick Miller here.

ASSISTANT: How can I help you?

USER: I want to attend an event at Seattle, can you please help me to book the flight ticket from AUS to SEA?

ASSISTANT: Sure, I'll help you in that. May I know your preferable dates to do journey?

USER: I have to depart on 06/18 and return back on 06/20.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: JetBlue airlines is having a flight with travel charge of 200, shall I proceed for booking?

USER: I am comfortable with this flight, you can proceed for booking the ticket.

ASSISTANT: Your ticket has been booked with flight-1026, have a safe journey.

USER: Thank you very much for your help.

ASSISTANT: Thank you for choosing us.