You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kevin Martinez.

ASSISTANT: How can I help you?

USER: I am planning to visit Lady Bird Lake at Austin, could you please help me with booking a flight ticket from DCA to AUS?

ASSISTANT: Your travelling dates please?

USER: I would like to take off on 03/20 and return on 03/22.

ASSISTANT: There is a flight with single connection, can I  proceed for booking in 1008 flight?

USER: Please confirm the booking.

ASSISTANT: Your booking is done in Spirit airlines.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for choosing us.