You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you?

USER: I am going to Washington, DCA to purchase a vintage car from a dealer. Can you hold me a flight ticket from LAS?

ASSISTANT: Sure, to do that I need to know your planned trip dates. Will you please share them?

USER: My trip dates are 10/22 - 10/24.

ASSISTANT: How many connections are required for this particular journey?

USER: I usually prefer to go by a single connecting flight.

ASSISTANT: Do you need an economy class or business class?

USER: I am ok with any type of class.

ASSISTANT: Would you like to travel in a normal cost airline like UA, AA and Delta airlines or low cost airline is also okay for you?

USER: I would like to travel in normal-cost airlines.

ASSISTANT: Ok, you are almost done, Can you please forward your name?

USER: Jennifer Baker from Las Vegas.

ASSISTANT: Ok Jennifer Baker, We have a Hawaiian airline that leave from LAS and arrive at DCA with 1 stopover in the middle and the estimate is 200. Is that fine for you?

USER: That's perfect, please reserve it.

ASSISTANT: Your request for booking has been processed and your e-ticket will be sent to your registered email address with 2 to 3 working hours.

USER: Thank you for your enormous service.

ASSISTANT: Thank you for consulting, we look forward to serve you again.