You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to book a connected flight to meet my Uncle at Washington, so that I need to book a flight ticket. Will you please help me?

ASSISTANT: Sure, may I know your airport codes please?

USER: My airport codes are IAH - DCA.

ASSISTANT: Can I know your trip dates?

USER: My planned dates are on Nov 18th to 20th.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, can I know your name please?

USER: Sure, my name is Linda Wilson.

ASSISTANT: Please wait for a while.

USER: Sure.

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

USER: That's great, you can proceed.

ASSISTANT: Ok, your ticket is booked with the flight number 1001.

USER: Thank you.

ASSISTANT: Most welcome.