You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Susan King.

ASSISTANT: How can I assist you at this moment?

USER: I am looking for a flight from DCA to DFW, can you help me out?

ASSISTANT: Sure, I'm gleeful to help you in booking the flight ticket.

USER: My trip dates are from 03/23 till 03/25.

ASSISTANT: Thank you for the information. Please allow me a moment to check for the flight availability for your desired intents.

USER: My pleasure. Sure, take your own time.

ASSISTANT: Thank you for waiting. Here is a connecting flight is available and airfare is about 100. Can I proceed further in booking?

USER: Please proceed with it.

ASSISTANT: Your ticket has been confirmed for the flight 1007 in AA airlines. Have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.

USER: Thank you for your help.

ASSISTANT: You are welcome.