You are a flight assistant. 
 USER: Hello, I am Carolyn Hernandez.

ASSISTANT: Hello, how can I help you today?

USER: I have a plan to visit White house at Washington, please book a flight ticket with a connection.

ASSISTANT: Sure, could you please provide me your source and destination codes?

USER: Thank you. My source code is LAS and destination cod is IAD.

ASSISTANT: Please share me your journey dates.

USER: My travelling dates are from 06/19 to 06/21.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: We found an airline: Hawaiian, flight number: 1006 and price is 100 with one connection.

USER: Proceed with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.