You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am David Baker, I need to travel Dallas for a seminar over there in the month of January. Can you help me to book my flight ticket?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Sure, my planned dates are 01/21 and 01/23.

ASSISTANT: Can you please share your source and destination airport codes?

USER: Sure, my source and destination airport codes are LGA and DFW.

ASSISTANT: There is a flight available on your requested dates from Delta airlines with 1 connecting flight.Shall I confirm your booking?

USER: Yes, confirm my flight ticket.

ASSISTANT: Your ticket is booked with flight 1006.

USER: Thank you for booking my flight ticket in the flight 1006.

ASSISTANT: You are welcome.