You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Myself Donna Johnson. I need to reach Austin for marriage function so please help me with flight ticket booking.

ASSISTANT: Sure, I can help you with that.

USER: Thank you.

ASSISTANT: May I know your preferable airport code names for booking flight ticket?

USER: Sure, I have to move from LAS and landing in AUS.

ASSISTANT: Can you please mention your journey dates?

USER: Sure, I need to travel on dates of 08/12 and 08/14.

ASSISTANT: Ok, just hold on a moment, I will check flight availability.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for waiting. I have found a flight, airline is UA and flight number is 1025, shall I proceed?

USER: That's great, please go for booking.

ASSISTANT: Your flight ticket reservation successfully done.

USER: Thank you for your help.

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

USER: Most welcome.