You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I planned to meet my friend in IAH, can you please help me to book a flight ticket from PHX?

ASSISTANT: Sure, may I know your trip dates?

USER: I prefer to travel on Mar 29 and Mar 31.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Is there any other specifications?

USER: I would like to return back in morning.

ASSISTANT: Can I have your good name?

USER: I am Ryan Walker.

ASSISTANT: There is a flight with the price of 200 having one connection and return at 04:00 hours. Can I proceed to booking?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket has bee reserved with the flight- 1017.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.