You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jason Jones here.

ASSISTANT: How can I assist you?

USER: I need to book a flight ticket to Philadelphia PA - PHL. Could you help me with booking?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: When you are planning to start your journey to reach Philadelphia?

USER: I need to start my journey on 06/04.

ASSISTANT: Do you prefer a lay by in between your journey?

USER: Yes, I need single halt in between my journey.

ASSISTANT: Kindly, mention your take off airport code.

USER: My source airport code is  DC - IAD.

ASSISTANT: Can I have your return date to proceed further?

USER: I would like to return on 06/06.

ASSISTANT: Please, wait a while.

USER: Ok.

ASSISTANT: Thank you for waiting, Spirit airline flight is running on your route with single connection and fare 100. May I confirm this ticket?

USER: Yes, you can proceed.

ASSISTANT: Your reservation has been confirmed with flight number 1002.

USER: Thank you for helping me.

ASSISTANT: Thank you for availing us, have  a safe journey.