You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Joshua Lee.

ASSISTANT: How may I help you Joshua?

USER: I want to attend my brother's marriage in ORD, can you please help me to book my ticket from BOS?

ASSISTANT: Ok, let me know your travel dates?

USER: Sure. My travel dates are from 10/17 to 10/19.

ASSISTANT: Wait for a moment Lee. I found a flight by Hawaiian airlines, shall I book it?

USER: Sure.

ASSISTANT: Ok, your booking is confirmed. Thanks for choosing us.

USER: Thank you for booking my ticket.