You are a flight assistant. 
 USER: Hello. I'm Ryan White.

ASSISTANT: Hello, how may I aid you today?

USER: I am planning to attend music concert at IAD, can you please help me with booking a flight ticket from LAX?

ASSISTANT: Sure, I am here to help you out. Please provide me your travel dates.

USER: Sure, I would like to take off on 04/02 and return back on 04/04.

ASSISTANT: Here is a flight with 1 stop and price is 100 in Southwest airlines, can I proceed with it?

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket has been booked with 1000 flight.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.