You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help do you need from our agency?

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

ASSISTANT: Sure, I am here to help you. Could you please tell me your travel dates?

USER: I planned my trip on the dates Mar 6 and Mar 8.

ASSISTANT: Ok, please tell me your specification about the number of connections.

USER: I am looking for a connecting flight.

ASSISTANT: Ok, please tell me your specific timings to depart and return.

USER: No, other specifications.

ASSISTANT: Ok, may I know your name?

USER: Myself Mary Thompson.

ASSISTANT: Sorry to intimate you that, there are no flights found with your travel dates.

USER: No issue, anyway thank you for checking.

ASSISTANT: My pleasure. Thank you for approaching us.