You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what kind of assistance are you looking for?

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

ASSISTANT: I can certainly do that for you. Will you please let me know your planned dates of journey?

USER: Sure, I would like to go on Aug 10th and return back on Aug 12th.

ASSISTANT: How many flag stops are required?

USER: Make sure it is a direct flight.

ASSISTANT: Ok, Could you please forward me your name?

USER: Myself Helen Mitchell.

ASSISTANT: Ok Helen Mitchell, will you be okay with an economy class or you need a business class?

USER: Any class is fine for me.

ASSISTANT: Do you need a normal cost airline low cost airline?

USER: Any airline is fine for me.

ASSISTANT: Ok, please wait.

USER: Sure, take your time.

ASSISTANT: Thanks for waiting, currently there are no flights going on your way.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for picking us.

USER: Welcome.