You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Jason Collins. I would like to visit San Francisco. Can you help me for booking a flight ticket from IAD to SFO?

ASSISTANT: Ok, I will assist you with that. May I know the dates of your journey to book a ticket as per your intents?

USER: My travelling dates are Jan 07 and Jan 09.

ASSISTANT: Ok, thank you for providing the information, wait a moment I will check in the mean while please let me know if you have a specification.

USER: I need a single connecting flight.

ASSISTANT: There is a flight available with 1 connection limit and the airlines is Hawaiian while the class is economy. Can I book a flight which arrival is 0:00AM?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, the flight ticket is been booked and the airfare is 100. Thank you for choosing our agency.

USER: Thank you for booking.