You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Angela Wright. I want to book a ticket from IAD to ORD.Can you please book a ticket for me?

ASSISTANT: Can you please share your travel dates?

USER: I would like to travel on 02/18 and return on 02/20.

ASSISTANT: Please wait, I will check the best flight for you.

USER: Sure, take your own time.

ASSISTANT: Hawaiian airlines is providing a flight 1012 for you with 1 connection, shall I book?

USER: Please proceed the booking.

ASSISTANT: Your ticket is booked with price 300.

USER: Thank you fro your help.

ASSISTANT: Thank you for choosing us.