You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Please help me to book a flight ticket from DFW to SFO.

ASSISTANT: Sure, can you provide your travel dates please?

USER: My travelling dates are from Aug, 10 to Aug, 12.

ASSISTANT: May I know your good name please?

USER: Kevin Parker.

ASSISTANT: Please provide your specifications.

USER: I do not have any specifications, Please book my ticket quickly.

ASSISTANT: We found a connecting flight in Hawaiian airlines with flight number 1001 at the cost of 200. Can I book the ticket with economy class?

USER: Please proceed for booking.

ASSISTANT: Your booking is done.

USER: Thank you for booking.

ASSISTANT: Thank you for opting us.