You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Please help  me to book a flight ticket from PHX to IAD.

ASSISTANT: Sure, I can help you with that. May I know your travel dates please?

USER: My journey dates are from Aug, 05 to Aug, 07.

ASSISTANT: Do you need break in between your journey?

USER: I need a single connecting flight.

ASSISTANT: Please let me know if you have any other specifications.

USER: I prefer to depart in the morning.

ASSISTANT: Can I have your good name please?

USER: Christopher Thomas.

ASSISTANT: Frontier airlines is providing a single connected flight on that route with ticket fare of 500, shall I book the ticket?

USER: Please proceed.

ASSISTANT: I have successfully booked you a business class ticket in flight-1002, have a safe journey.

USER: Thank you.

ASSISTANT: Thank for choosing us.