You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Melissa Edwards from Austin.

ASSISTANT: How may I assist you?

USER: I would like to meet my friend at Washington, please book a ticket from AUS to DCA.

ASSISTANT: Sure, please help me with your travel dates.

USER: My planned journey dates are 11/08 and 11/10.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Melissa, no flights has been found on your journey dates.

USER: Its ok, I will look for another agency. Thank you for the information.

ASSISTANT: Thank you for reaching us.