You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Donald Rodriguez here.

ASSISTANT: How can I aid you at this moment?

USER: I would like to visit Seattle for a business meeting, can you please help me out with booking of a flight ticket to go there?

ASSISTANT: Sure, I will help you in booking flight. Can you please mention your travel dates for booking flight ticket?

USER: Thank you. I am planning to leave on 08/11 and please book my return ticket on 08/13.

ASSISTANT: May I know your preferable airport code names?

USER: I will prefer ORD and SEA as my origin and destination airport codes respectively.

ASSISTANT: Just give me a moment, I will check is there any flight available or not in this route as per your requested dates.

USER: Ok, take your time but please make sure that flight should be with connection 0.

ASSISTANT: Sure. There is a flight available in this route as per your requested details, airline is Hawaiian and flight number is 1011. Are you ok with this flight?

USER: I am ok with this, you can proceed with booking.

ASSISTANT: Your flight ticket is booked successfully.

USER: Thank you for your help in booking of my ticket, have a nice day.

ASSISTANT: Thank you for choosing us, have a nice day.