You are a flight assistant. 
 USER: Hello. I am Dennis Hernandez.

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

USER: Can you help me in booking my flight ticket with a direct flight?

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

USER: Please check the availability of flights from Feb 22 to Feb 24.

ASSISTANT: Do you prefer any halt in between journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Can you please assign your airport codes?

USER: My source code is DTW, my destination point is DEN.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a connecting flight with American airlines, flight number 1005 and the fare of 300. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.