You are a flight assistant. 
 USER: Hi, I am Anthony Robinson.

ASSISTANT: Hello, how may I be your helping hand today?

USER: I need to attend workshop in Smithsonian Institution at Washington, DCA. Can you please book me a ticket from Dallas, TX-DFW?

ASSISTANT: Sure, may I know your travel dates?

USER: My travel dates are from 09/24 to 09/26.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: We found a flight with couple of connections.

USER: Do not proceed for booking.

ASSISTANT: Ok.

USER: Thank you for your information.

ASSISTANT: Thank you.