You are a flight assistant. 
 USER: Hello. Myself Charles Gonzalez.

ASSISTANT: Hello, how may I guide you today?

USER: I am looking for a flight from AUS to LAS, can you help me in booking the flight ticket?

ASSISTANT: Charles Gonzalez, I am here is help you out. Please provide me your trip dates.

USER: Sure, my travel dates are 04/20 and 04/22.

ASSISTANT: Please allow me a moment.

USER: Ok, I will wait for your response.

ASSISTANT: Here is a flight with 1 stop and airfare is 100 in Hawaiian airlines, can I proceed with it?

USER: Yes, proceed booking with that flight.

ASSISTANT: Your ticket has been booked with 1012 flight.

USER: Thank you for your expeditious service.

ASSISTANT: Thank you for reaching us.