You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a flight from DFW to IAD.

ASSISTANT: Ok, may I know your dates of travel please?

USER: I will be travelling from 11/17 to 11/19.

ASSISTANT: Sure, may I know your name please?

USER: Stephanie Johnson.

ASSISTANT: Johnson, there is a flight with connections limit 1 of cost 200 are you ok with this ticket?

USER: Ok, book it.

ASSISTANT: Your ticket has booked with the airline Delta and number 1003.

USER: Thank you for helping me.

ASSISTANT: You are welcome.