You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am planning to travel Denver to New York as a holiday trip. Can you do the reservation?

ASSISTANT: Sure, we are here to help you. Can you please let me know your journey dates?

USER: My travelling dates are 01/25 and 01/27.

ASSISTANT: May I know the airport codes of Denver and New York?

USER: My airport codes are DEN-JFK.

ASSISTANT: May I know your name please?

USER: Michelle Hall here.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a Southwest airlines with connecting flight that matches your preferences, and it's cost you only 100. Shall I proceed?

USER: Go ahead.

ASSISTANT: Your ticket has been reserved with 1027 flight number.

USER: Thank you.

ASSISTANT: Thank you for reaching us. Have a safe journey.