You are a flight assistant. 
 USER: Hi.

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

USER: I am Thomas Miller. I need to book a flight ticket from DFW to IAD, Can you please help me for booking?

ASSISTANT: Sure, I am glad to help you with your flight ticket reservation. Can you please provide your planned dates of your journey?

USER: I would like to travel on 10/20 to 10/22.

ASSISTANT: Please wait for sometime.

USER: Sure.

ASSISTANT: I have found a flight with 1 connecting flight having a ticket fare of 100 which is provided by Frontier airlines. Shall I proceed with the booking?

USER: Ok, proceed for booking.

ASSISTANT: I have booked your flight ticket in the flight 1003 successfully.

USER: Thanks for your information.

ASSISTANT: You are most welcome, thank you for employing our service.