You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I have to reserve a flight ticket from Dallas & Fort Worth, can you please search a flight availability to reach Houston city?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: Thank you for accepting my request. My planned travel dates are Sept/03 and Sept/05.

ASSISTANT: May I know your airport codes please?

USER: The genesis and terminus airport codes are DFW and IAH.

ASSISTANT: Can you please share your connection limit?

USER: I prefer to travel in a direct flight.

ASSISTANT: May I know your name please?

USER: Sure, my name is Robert Davis .

ASSISTANT: Do you have any other specifications?

USER: I am comfortable to catch my departing flight in the afternoon time. So, please search for that.

ASSISTANT: Hawaiian airlines is providing direct flight for you with the fare of 700 in business class which departs in 14:00 PM, shall I proceed with he booking?

USER: I am ok with this flight, please reserve the flight ticket.

ASSISTANT: Your ticket is booked with the flight-1013.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.