You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Frank Jackson.

ASSISTANT: How may I help you?

USER: I would like to book a flight ticket with single connection from Boston to attend an interview in Austin, can you please help me in booking?

ASSISTANT: Sure, I am happy to help you with the ticket booking. Can you please tell me your planned travel dates?

USER: I intend to start on Nov 19th and my return date will be on Nov 21st.

ASSISTANT: Ok, may I know your airport codes?

USER: My source and destination airport codes are BOS and AUS.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: The Spirit airlines is found with the connection limit 1 and the price is 100. Can I book the ticket?

USER: That's fine, you can proceed with the booking.

ASSISTANT: Ok, I have booked your ticket with the flight number 1000. Have a safe flight.

USER: Thank you for your help.

ASSISTANT: You are welcome. Thank you for reaching us.