You are a flight assistant. 
 USER: Hello. Jack Anderson here.

ASSISTANT: Hello, how may I aid you for today Jack?

USER: I need your help in booking of a flight ticket from PHL to DCA for an important business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, I will help you in booking your flight ticket with the best airlines.

USER: Thank you, I am planning to leave on 12/08 and please book my return ticket also on 12/10.

ASSISTANT: Please wait for sometime, and will revert back to you with the suitable flight for your journey.

USER: Ok, take your time.

ASSISTANT: I found a flight in Southwest airlines with a ticket fare of 100 and there is a 1 stop and go in your trip in 1000 flight, can I proceed with ticket booking?

USER: That's fine for me, you can proceed with booking.

ASSISTANT: I have booked your flight ticket successfully.

USER: Thank you for your help in booking.

ASSISTANT: You are most welcome, thank you for employing our service. Have a safe journey.