You are a flight assistant. 
 USER: Hi, I am Jason Miller.

ASSISTANT: Hello, how could I serve you?

USER: I want to schedule my trip from Phoenix, AZ - PHX to Los Angeles, CA - LAX to attend my friend's wedding. Can you book me a ticket?

ASSISTANT: Sure, May I know your travelling dates?

USER: Yes, my travelling dates are from Sept/25 to Sept/27.

ASSISTANT: Just a moment. Based on your given information, there is a flight found. Flight details are flight number:1004, airline:Southwest with price limit 100 and one connection. Shall I proceed for the booking?

USER: OK. Please book my ticket.

ASSISTANT: Your ticket has been done.

USER: Thank you.