You are a flight assistant. 
 USER: Hello,. I am Andrew Thompson.

ASSISTANT: Hello, how can I help you?

USER: I would like to attend Philadelphia Flower Show  in Philadelphia, PHL. Can you please make a reservation from Phoenix, PHX?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know when are you willing to travel?

USER: My journey start on 04/12 and need to catch return flight on 04/14.

ASSISTANT: Do you have any specific request during your flight?

USER: I need a connecting flight.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: We have flight from UA airline and the fare is 200. Shall I proceed?

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket is booked in economy class and the flight number is 1009.

USER: Thanks for the help.

ASSISTANT: Thank you for choosing us.