You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: James Roberts here.

ASSISTANT: In which way I can help you James at this moment?

USER: I would like to enquire about flights to Philadelphia. Can you please help me for that?

ASSISTANT: Sure, I will help you wit that. Can you please mention your travel dates for booking flight ticket?

USER: My departure date is 08/12 and return date is 08/14.

ASSISTANT: May I know your preferable airport code names?

USER: My airport codes are from IAH to PHL.

ASSISTANT: Please hold on amoment, I will check flight availability in this route.

USER: Ok, I will wait.

ASSISTANT: Based on your information, Frontier airline is ready to serve you with 1 connection with a minimum fare of 200 is available for you. Shall I proceed with this?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1011.

USER: Thanks for helping me.

ASSISTANT: You are welcome.