You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Myself Edward Young. I want to visit a zoo in Houston, can you book a ticket?

ASSISTANT: Sure. Please help me with travelling dates and airport codes please?

USER: My location codes are PHL to HOU, dates are 10/22 to 10/24.

ASSISTANT: Ok, please give me a minute.

USER: Check if connection is 1 and price is 500.

ASSISTANT: There is no connection limit, is it ok for you?

USER: Ok, please proceed my booking.

ASSISTANT: Your ticket is confirmed with Delta airline.

USER: Thanks for helping me.

ASSISTANT: Flight number is 1024.

USER: Ok, thanks.

ASSISTANT: Thank you for choosing us.