You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: Please book a flight ticket from LAS to DCA?

ASSISTANT: Sure, can you please provide me with your dates of journey?

USER: My journey dates are May 19 and May 21.

ASSISTANT: May I know your name please?

USER: I am Shirley Baker.

ASSISTANT: Do you have any other specifications please?

USER: I need a connecting flight.

ASSISTANT: Are you expecting any other help from my side?

USER: No.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: I found a connecting flight of fare 100 with the JetBlue airline, shall I proceed with this booking?

USER: Go ahead.

ASSISTANT: Ok, I have confirmed your ticket with the flight number 1001.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a nice day.