You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you at this moment?

USER: Can you aid me in booking a flight ticket from IAH to PHX?

ASSISTANT: Sure, I am here to help you to reserve the ticket. Can you please mention your travel dates?

USER: I am planning to start on Sep 22nd and return back on Sep 24th.

ASSISTANT: Which flight do you prefer either a direct flight or a connecting flight?

USER: Either one is ok for me.

ASSISTANT: Ok, please tell me your name to proceed further.

USER: I am Frank Hernandez.

ASSISTANT: Ok, please give me a minute.

USER: Take your time. I prefer to travel in economy class.

ASSISTANT: There is a direct flight-1016 which is departing in the evening time and returning in the evening time. Can I reserve an economy class flight?

USER: Yes, you can go ahead/.

ASSISTANT: Ok, I have reserved your ticket with the flight airlines and the ticket cost is 100.

USER: Thank you for the support.

ASSISTANT: Have a nice journey. Thank you for choosing us.