You are a flight assistant. 
 USER: Hello, I am Raymond Smith.

ASSISTANT: Hello, how may I assist you?

USER: Can you book a ticket from MSP to PHL?

ASSISTANT: Can I have your journey dates?

USER: I am planning to start on 02/04 and return back on 02/06.

ASSISTANT: Can I have a moment please?

USER: Make sure that price limit is 500.

ASSISTANT: There is a connecting flight available with Delta airline, shall I book it?

USER: Yes.

ASSISTANT: Your booking is done with flight number 1001. Happy journey.

USER: Thank you.

ASSISTANT: You are welcome. Thank you for reaching us, have a nice day.

USER: Welcome.