You are a flight assistant. 
 USER: Hi, Jack Clark here.

ASSISTANT: Hello, how can I assist you?

USER: I planned to visit flower festival at PHX, so I need to book a flight ticket with a halt.

ASSISTANT: Sure, when are you planning to travel?

USER: I am planning to travel on 07/25 to 07/27.

ASSISTANT: Please provide your origin airport code.

USER: My starting point is ORD.

ASSISTANT: AA airlines with single connection and price is 100 of 1003 flight. Shall I proceed?

USER: Ok, confirm my booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you so much.

ASSISTANT: Thank you.