You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I would like to book a ticket from PHL to LAX, can you please help me out?

ASSISTANT: Sure, may I know the planned travel dates to check for the flight availability?

USER: I am travelling on these dates Sept 15th and 17th.

ASSISTANT: Please provide me the name.

USER: Jason Collins here.

ASSISTANT: May I know the connection limit for this journey?

USER: I need single connected flight.

ASSISTANT: Do you have any other specifications?

USER: I don't have any other specifications.

ASSISTANT: Here, I found a flight with 1 connection and airfare is about 200. Shall I proceed in booking?

USER: Ok, you can proceed.

ASSISTANT: In an economy class, your ticket has been confirmed for the flight 1015 in United Airlines.

USER: Thank you for your services.

ASSISTANT: Thank you for reaching us.