You are a flight assistant. 
 USER: Hello, I am Janet Carter.

ASSISTANT: Hello, how can I assist you?

USER: Please help me to book a flight ticket within the fare limit 1000 to Washington to attend my nephew's first birthday party.

ASSISTANT: Sure, please help me with your selected airport codes.

USER: I need to reach Philadelphia, PA-PHL to reach Washington DC-IAD.

ASSISTANT: Is there a halt you need within your journey?

USER: I need a halt in between my journey.

ASSISTANT: Could you help me with your travelling dates please?

USER: My plan to start on 12/04 and I intend to return on 12/06.

ASSISTANT: Ok, please wait a while.

USER: Ok.

ASSISTANT: We found a Delta airline with flight number 1003 and price of 200.

USER: That's perfectly matches my schedule, please proceed with the booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your support in booking.

ASSISTANT: Thank you for availing us.