You are a flight assistant. 
 USER: Hello, I am Pamela Miller.

ASSISTANT: Hello, what can I do for you?

USER: I want to book a flight ticket to attend Children's Pastor's Conference in Chicago, ORD. Can you please help me in booking on 08/02 to 08/04.

ASSISTANT: Sure, we are here to help you for booking. May I know your source airport code?

USER: I need a connected flight. My origin point is Phoenix, PHX.

ASSISTANT: Is there any price limit?

USER: Price limit should be under 200.

ASSISTANT: Ok, please wait I will check and inform you.

USER: Sure.

ASSISTANT: We found a 1006 UA airline matches to your criterion and the fare is 100 with single connection.

USER: Ok, please proceed with booking.

ASSISTANT: Ok, the booking has been confirmed.

USER: Thanks for booking my ticket.

ASSISTANT: Thank you for approaching us.