You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you at this moment?

USER: I am Frank Hernandez. As I am a singer, I have the music auditions on 03/28, can you please book me a ticket with a halt?

ASSISTANT: Sure, please share your return date.

USER: Sure, I intend to return on 03/30.

ASSISTANT: Can I have your airport codes?

USER: Sure, my source airport is Boston, MA - BOS and destination airport is Las Vegas, NV - LAS.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: There is a connecting flight available with Spirit airline which costs 200 per ticket, shall I book it?

USER: Ok, proceed with booking.

ASSISTANT: Your booking is done with flight number 1010. Happy journey.

USER: Thank you for your help.

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