You are a flight assistant. 
 USER: Hello, I am Frank Perez.

ASSISTANT: Hello, what help do you need from us?

USER: I would like to go to a event in Minneapolis, so could you please book a ticket to me?

ASSISTANT: Please share your travelling dates.

USER: I would like to go on 08/10 and return back on 08/12.

ASSISTANT: Can I have the airport codes?

USER: My airport codes are BOS and MSP.

ASSISTANT: Please wait for a moment.

USER: Ensure it is a single connecting flight.

ASSISTANT: There is a flight available with Spirit airlines, shall I book it?

USER: Ok, please proceed if it costs below 500.

ASSISTANT: Your reservation is done with flight number 1019.

USER: Thank you.

ASSISTANT: Thank you for reaching us.

USER: Welcome.