You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I serve you?

USER: I am Andrew Taylor. I want to book a flight ticket for agricultural research in my hometown at Boston, BOS. Can you please help me out?

ASSISTANT: Sure, I will help you with booking.

USER: I need single connection in between journey.

ASSISTANT: Please provide me your journey dates?

USER: My journey dates on 10/12 to 10/14. Price limit should be under 5000.

ASSISTANT: May I know your source airport code?

USER: My airport codes are PHL to BOS.

ASSISTANT: Thanks for the journey details, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is one flight available on your requirement.

USER: May I know the details of the flight?

ASSISTANT: Airline is Of Southwest, flight number is 1003 and price is 100. Shall I proceed with booking?

USER: Yes, please proceed.

ASSISTANT: Ok. Your flight ticket has been booked on flight 1003.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you, have a nice journey.