You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: I planned to meet my friend in DFW, can you please help me to book a flight ticket from IAD?

ASSISTANT: Sure, may I know your travel dates please?

USER: I prefer to travel on Jun 19 and Jun 21.

ASSISTANT: Ok, let me know your connection limit please?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Do you want to avail any other benefits for your journey?

USER: No.

ASSISTANT: Ok, can you please share your name?

USER: I am Laura Lewis.

ASSISTANT: Hawaiian Airlines has a connecting flight with number 1026 for fare 100, shall I proceed?

USER: Ok, please confirm my booking.

ASSISTANT: Your booking is confirmed in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.