You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Dorothy Brown. I am planning to visit Lake Travis in AUS, can you help me in booking a ticket?

ASSISTANT: Sure, could you please provide me your trip dates?

USER: My planning dates are from 06/22 to 06/24.

ASSISTANT: May I know your nearest airport code?

USER: Charlotte CLT is my nearest airport code.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight available in Southwest airlines and the ticket costs you 100 only. Shall I book the ticket for you?

USER: That's great, please proceed.

ASSISTANT: Your ticket is booked successfully with flight-1029.

USER: Thank you for your help.

ASSISTANT: Thank you so much for contacting us and happy journey.