You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I serve you today?

USER: I want to attend meeting in Detroit. Can you help me in booking flight ticket from PHX to DTW?

ASSISTANT: Sure, may I know your name please?

USER: Myself Dennis Davis.

ASSISTANT: Could you please let me know your planned travelling dates?

USER: My travel dates are Apr 03 to Apr 05.

ASSISTANT: Please let me know your connection preference.

USER: I need a direct flight.

ASSISTANT: Kind share if you have any airline preference.

USER: No.

ASSISTANT: Is there any other specifications?

USER: I need to travel in economy class.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, we found an economy class ticket providing by Southwest airline with the flight number-1016.

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed with the direct flight.

USER: Thank you for booking.

ASSISTANT: It's pleasure to serve you.