You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you?

USER: I have a plan to visit Austin on 08/23 and will return on 08/25. Please help me with booking a ticket.

ASSISTANT: Sure, please provide your journey points?

USER: I want to start from PA-PHL to TX-AUS.

ASSISTANT: We found a flight 1003 having a single connection and fare is 100. Shall I proceed for booking to Southwest airline?

USER: You can proceed further.

ASSISTANT: Your booking has been processed.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.