You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: My name is Angela Davis. I would like to travel from PHL to lAS, could you help me out?

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

USER: My preferable dates are from 12/04 to 12/06.

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

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked with flight 1009.

USER: Thank you, have a good day.

ASSISTANT: Welcome.