You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you at this moment?

USER: I need to reserve a ticket from HOU to PHL, can you help me in doing that?

ASSISTANT: Sure, I am here to help you. Ok, on which dates would you like to travel?

USER: My trip dates are Feb 06 to 08.

ASSISTANT: May I know your class preference?

USER: I am comfortable in any class.

ASSISTANT: Ok, do you prefer direct or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Ok, do you have any airline preference?

USER: No.

ASSISTANT: Can I know your good name please?

USER: I am Kenneth Scott.

ASSISTANT: Ok, please wait fro few minutes.

USER: Please ensure that my return time must be in afternoon.

ASSISTANT: Ok. We found a Southwest airline with fare of 200 and a lay by in between the journey matches your schedule.

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket has been confirmed with flight number 1006 and return in the afternoon.

USER: Thank you.

ASSISTANT: Thank you for reaching us.