You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Can I know your concern?

USER: Can you please book a ticket from PHX to IAD? As I need to attend a meeting.

ASSISTANT: Ok, please can I know your name to book?

USER: My name is Stephanie Wilson.

ASSISTANT: Ok, please can I know the connection limit you prefer?

USER: I prefer single connected flight.

ASSISTANT: Ok, please can I know your dates of journey?

USER: Sure, my planned departure and return travel dates are 12th and 14th of December.

ASSISTANT: Yes, may I know your other intents?

USER: I don't have any other specifications.

ASSISTANT: Ok, there is a direct flight for the price limit 200 and the class is economy. Can I book the flight 1029? Ok, the flight ticket is confirmed and the airlines is Frontier.

USER: Thank you so much for your help.

ASSISTANT: Sorry as there is heavy booking so I had confirmed the ticket for you.

USER: That's ok.

ASSISTANT: Thank you for choosing our agency.