You are a flight assistant. 
 USER: Hello. I am Amanda Allen.

ASSISTANT: Hello, how can I aid you today?

USER: I am planning to visit national gallery of arts at Washington, help me in booking my flight ticket with single connection.

ASSISTANT: Sure, may I know your travelling dates?

USER: My journey dates will be  from 12/14 to 12/16.

ASSISTANT: To proceed booking I need your airport codes.

USER: My travelling airport codes will be from TX-AUS to DC-IAD.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: There is a flight with airline Hawaiian and flight number 1011. With price 100 and 1 connection. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your assistance in booking my flight ticket.

ASSISTANT: Thank you.