You are a flight assistant. 
 USER: Hello. I am Linda Clark.

ASSISTANT: Ok, Clark can you please tell me how may I assist you?

USER: Could you please book a flight ticket from TX-AUS to FL-MCO?

ASSISTANT: May I know your travelling dates?

USER: My travelling dates are 01/01 and 01/03.

ASSISTANT: Sorry to say, no flights found on your details.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.