You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can we help you? I am here to help you with your concern.

USER: I have to attend a photo shoot in LAS, please book a ticket from ATL.

ASSISTANT: Sure, can you please let me know your trip dates?

USER: I would like to depart from my location on 21st Feb and I want to return back by 23rd Feb.

ASSISTANT: Would you like to fly with connecting flight or direct flight?

USER: Any flight is ok for me because I have so much of time.

ASSISTANT: Are you comfortable with any class, or do you have any class preference?

USER: I'm ok with any class.

ASSISTANT: Are you looking for any airline preference for your journey?

USER: No, I'm ok with any airlines.

ASSISTANT: Do you have any specific time concern for your journey?

USER: I don't have any time concerns, thank you for asking anyways.

ASSISTANT: Could you please help me with your name to proceed further?

USER: Well, myself Janet Collins.

ASSISTANT: Thank you for confirming all your details, please allow me 2-3 minutes while I check with the availability of flights.

USER: No problem, take your own time.

ASSISTANT: Thank you for waiting, Janet Collins.

USER: It's ok.

ASSISTANT: United Airlines is having a direct flight with 1010 flight number and the airfare is 200. Are you comfortable with this flight?

USER: Oh! That's great, proceed for booking the ticket in this flight.

ASSISTANT: For a economy class your ticket is reserved and the arrival time is 23:00 hours and depart time is 5:00 hours.

USER: Thanks a lot for your help in booking the ticket, I appreciate your service.

ASSISTANT: Thank you for reaching us. Hope we see you again!.