You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you aid me in booking a flight ticket from HOU to LAS?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your trip dates?

USER: Sure, I would like to go on Aug 12th and return back on Aug 14th.

ASSISTANT: Do you need any way station in your journey?

USER: Ensure it is a single connecting flight.

ASSISTANT: May I know your specific timings to travel?

USER: No, I don't have any specific timings.

ASSISTANT: Do you have any other specifications?

USER: No, I don't have any other requirements.

ASSISTANT: We found a direct flight with fare of 100 and 1015 flight number. Shall I proceed?

USER: Ok, please proceed for further.

ASSISTANT: On whose name, I have to reserve this flight ticket?

USER: Please book the ticket on the name of James Collins.

ASSISTANT: Your seat has been reserved with Delta Airlines in economy class.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.

USER: Welcome.