You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you help me to book a flight ticket from SEA to DFW?

ASSISTANT: sure, may I know your travel dates?

USER: My travelling dates are 07 to 09 of Mar.

ASSISTANT: Do you need any layover in between  journey?

USER: I need a connecting flight.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I would like to return in the morning.

ASSISTANT: Can I know your name for booking your flight ticket?

USER: I am Jacob Young.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: It's ok, not a problem, thank you.

ASSISTANT: Thank you for reaching us.