You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to attend my convocation ceremony, so could you help me to book a ticket from DCA to DFW?

ASSISTANT: Sure, I am here to help you for this. When are you planning your trip?

USER: My itinerary dates are Nov 23 and Nov 25.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I am looking for a connecting flight.

ASSISTANT: May I know your name please?

USER: Nancy Scott here.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: There is a flight with Jet Blue Airlines and the ticket fare is 100. Would you like me to make the booking now?

USER: Please book my ticket.

ASSISTANT: Your ticket is reserved in economy class with the flight-1014.

USER: Thank you for your service.

ASSISTANT: Thank you very much for contacting our agency.