You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you for today?

USER: I want to book a ticket from PHX to DCA, can you help me?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My travel dates are 08/29 and 08/31.

ASSISTANT: May I know your name?

USER: Myself Mark Carter.

ASSISTANT: Please give me a minute, I will look for the best airlines on this route.

USER: Sure.

ASSISTANT: Here is a flight with ticket fare 100 in Frontier airlines with connection 1. Is it ok for you?

USER: You can book it.

ASSISTANT: Your booking is confirmed with flight number 1012.

USER: Thank you.

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