You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Raymond Smith. I want to attend my parent's wedding anniversary party at Charlotte, so please book my ticket from Las Vegas.

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My trip dates are 03/25 to 03/27.

ASSISTANT: Can you please share your source and destination airport codes?

USER: My source is LAS and destination is CLT.

ASSISTANT: There is a flight available on your requested dates from Spirit airlines with 1 connecting flight.Shall I confirm your booking?

USER: You can book it.

ASSISTANT: Your ticket is booked with flight 1015.

USER: Thank you for booking.

ASSISTANT: You are welcome.