You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I want to book a flight ticket from Austin to attend my nephew's baby shower in Seattle, can you please help me to book a direct flight?

ASSISTANT: Sure. Can I know your travelling dates?

USER: I am planning to travel on Mar 31 to Apr 2nd.

ASSISTANT: Please share me your airport codes.

USER: My take off point is AUS and my landing point is SEA.

ASSISTANT: Do you have any other specifications to book a flight ticket.

USER: No, I don't have any other specifications.

ASSISTANT: Ok. May I know your name?

USER: I am Charles Collins.

ASSISTANT: We found a direct flight with an Frontier  airline, flight number:1002.

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

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for your kind service in booking.

ASSISTANT: Thank you for approaching us.