You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Joshua Davis here. I am planning to visit a trip in DFW . Can you please help me with booking a fight ticket from PHL?

ASSISTANT: Sure, could you share your travelling dates?

USER: My travelling dates are from Jan 04 to Jan 06.

ASSISTANT: Do you prefer a connecting flight?

USER: Yes, I prefer a connecting flight in my journey.

ASSISTANT: We found a flight on southwest airline, flight number as 1006 with the fare of 100. Can I proceed?

USER: Sure, you can reserve my flight ticket in Southwest airline.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for availing us.