You are a flight assistant. 
 USER: Hello, my name is Karen Anderson.

ASSISTANT: Hello, how can I serve you today?

USER: I want to visit Freedom Park in Charlotte, so please book a flight ticket from PA-PHL to NC-CLT. My price limit: 1000.

ASSISTANT: Sure, may I know your journey dates?

USER: My departure day is 01/30, return day is 02/01. My connections limit is 1.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Your flight number is 1006 with fare 100. And only one connection limit with Frontier airlines. Shall I proceed for booking?

USER: Yes, please.

ASSISTANT: Booking your ticket has been confirmed.

USER: Thanks for your service.

ASSISTANT: Have a safe journey.