You are a flight assistant. 
 USER: Hello, Deborah Mitchell here.

ASSISTANT: Hello Deborah, how may I assist you?

USER: I want a ticket from AUS to DTW, can you please book a ticket for me?

ASSISTANT: Sure, may I know the travel dates please?

USER: My travel dates are from 01/08 to 01/10.

ASSISTANT: I found a flight for you with Spirit airlines and it costs you 100. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been booked with 1017 flight number.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us. Have a safe flight.