You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you at this moment?

USER: Please make a reservation with the name of Anna Thompson from DFW.

ASSISTANT: Sure, can you please forward your journey dates?

USER: My journey dates are Dec 23 and Dec 25.

ASSISTANT: Kindly ensure your destination airport code?

USER: Destination airport code is DEN.

ASSISTANT: Do you have any connection limit?

USER: Yes, I am looking for a flight with one connection.

ASSISTANT: We found a Delta airlines, flight number 1000, price is 200 in economy class.

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket has been reserved with connecting flight.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.