You are a flight assistant. 
 USER: Hello, Andrew Baker here.

ASSISTANT: Hello, how can I provide service to you?

USER: I have planned to visit the Liberty Bell in Philadelphia, Can you book a ticket with one connection?

ASSISTANT: Sure, can you please share your airport codes?

USER: My source is Los Angeles, CA - LAX.

ASSISTANT: Do you have any limitations in ticket fair?

USER: My price limit is 500.

ASSISTANT: Kindly mention your journey dates?

USER: My journey dates are 06/17 and 06/19. My destination airport code is PA - PHL.

ASSISTANT: Ok, please wait for a moment, while I will check and get back to you.

USER: Sure.

ASSISTANT: We found a flight matching your criteria. price is 100 with one connection. Shall I go for further process?

USER: Ok, you can proceed for reservation.

ASSISTANT: Your ticket has been booked with Southwest airline, flight number 1025.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us. Have a safe journey.