You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: David Thompson here, can you please help me out in booking the ticket from IAH to AUS? As I'm planning to visit Austin botanical gardens.

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

USER: Sure, my planned travel dates are 04/05 and 04/07.

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

USER: Yes, that's fine for me. You can proceed for booking.

ASSISTANT: Your ticket is booked with flight 1006.

USER: Thank you so much for your help in booking the ticket.

ASSISTANT: You are welcome.