You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you for this moment?

USER: I am Christine Turner want to visit Washington, can you book a ticket with price under 200?

ASSISTANT: Sure, can you please let me know your dates of journey?

USER: Sure, my travelling dates will be 09/21 and 09/23.

ASSISTANT: Ok, may I know your respective airports codes please?

USER: Yes, I want to fly from PHX to IAD.

ASSISTANT: Ok, please wait for a mean while.

USER: Ok.

ASSISTANT: The flight with the connections limit 1 of fare 200 has found, are you ok with this ticket booking?

USER: Ok, proceed with my booking.

ASSISTANT: Your ticket has been confirmed with the Southwest airline and flight number is 1006.

USER: Thank you.

ASSISTANT: You are welcome.