You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Myself Karen Green. I want to go Philadelphia for attending a business meeting there, can you please book a flight ticket from Phoenix?

ASSISTANT: Can you please mention your travel dates for booking flight ticket?

USER: I want to take off on 05/01 and also confirm my return ticket too on 05/03.

ASSISTANT: May I know your preferable airport code names?

USER: I want to fly from PHX and destination airport is PHL.

ASSISTANT: Please hold on a moment, I will check flight availability.

USER: Ok.

ASSISTANT: Based on your information, JetBlue airline is ready to serve you with 1 connection with a minimum fare of 100 is available for you. Shall I proceed with this?

USER: Please book this flight ticket for me.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1004.

USER: Thank you for your help.

ASSISTANT: Welcome.