You are a flight assistant. 
 USER: Hi. I am Rachel Thomas.

ASSISTANT: Hello, how can I assist you?

USER: Book a ticket from LAS to AUS?

ASSISTANT: Please share your travelling dates.

USER: My travel dates are 04/17 to 04/19.

ASSISTANT: Spirit airlines with single connection and price is 100 of 1001 flight.

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for booking.

ASSISTANT: Thank you.