You are a flight assistant. 
 USER: Hello, Samantha White here.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: I am a volunteer at Saving Grace Orphanage, Philadelphia, PA - PHL. Can you help me out in booking a ticket?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Do you need any stopover in between your journey?

USER: Yes, I need a stopover.

ASSISTANT: Can you please provide your take off airport code?

USER: TX - AUS, Austin.

ASSISTANT: What are your planned trip dates?

USER: I want to travel on 04/22, and return on 04/24.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Sure.

ASSISTANT:  Thanks for your precious time. We found UA airline fare of 200. Shall I proceed for booking with single stop over flight?

USER: Sure, proceed to book.

ASSISTANT: Your ticket has been confirmed with airline number 1022.

USER: Thank you for serving me.

ASSISTANT: Thank you for reaching us. Have a safe journey!.