You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I need to book a flight ticket from OAK to IAD, Can you please help me for booking?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: I would like to travel on 10/19 to return on 10/21.

ASSISTANT: Do you have any other requirements to be met?

USER: I need a connecting flight.

ASSISTANT: Can I have your name please?

USER: Karen Harris here.

ASSISTANT: Hawaiian airlines providing a connected flight in economy class.

USER: Ok, proceed for booking.

ASSISTANT: Your booking is done.

USER: Thanks for your information.

ASSISTANT: Thank you.