You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today from my end?

USER: Myself Charles Collins. I need to travel New York, can you please reserve flight ticket from Houston?

ASSISTANT: Sure, I am glad to help you out. Please provide me your trip dates to check an enhanced flight in your route.

USER: My travelling dates are Nov,27 and Nov,29.

ASSISTANT: May I know your origin airport code and destination airport code?

USER: My origin airport code is IAH and destination airport code is EWR.

ASSISTANT: Ok do you have any airlines preference?

USER: I am looking for a business class flight.

ASSISTANT: How much you can afford for your flight ticket?

USER: My price limit is 5000.

ASSISTANT: We don't have business, here is an economy class. Can I go ahead and proceed with it?

USER: As my travel is important, please proceed with the reservation.

ASSISTANT: Your ticket has been booked with 1013 flight in Hawaiian airlines.

USER: Thank you for booking flight ticket.

ASSISTANT: Thank you for reaching us.