You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Please book me a flight ticket from IAD to DFW to meet my family.

ASSISTANT: Sure, may I know your trip dates please?

USER: I have planned to travel on Nov 05th and return on Nov 07th.

ASSISTANT: Do you have any other requirements?

USER: I prefer connecting flight only.

ASSISTANT: Ok, can I know your name please?

USER: Myself Karen White.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Spirit airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: Ok, please book this ticket.

ASSISTANT: Ok, your ticket is booked with the flight number 1025.

USER: Thank you.

ASSISTANT: Most welcome.