You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you at this moment?

USER: I want to attend a Seminar in Washington. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, can you please share your journey dates?

USER: My travelling dates are Sep 23 and Sep 25.

ASSISTANT: Kindly assign your airport codes?

USER: My airport codes are OAK and IAD.

ASSISTANT: May I know your name please?

USER: My name is Margaret Martin.

ASSISTANT: Do you have any connection limit?

USER: I prefer single connecting flight.

ASSISTANT: Are there any more specifications?

USER: No.

ASSISTANT: Ok, please be on hold.

USER: Ok, I will wait.

ASSISTANT: There is a flight with Spirit airlines, flight number 1029, and the fare of 100 in economy class, with single connection.

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your ticket has been reserved with connecting flight.

USER: Thanks for helping me.

ASSISTANT: Thank you for approaching us.