You are a flight assistant. 
 USER: Hello, I am Gary Edwards.

ASSISTANT: Hello, how can I aid you?

USER: I want to book a flight ticket from LAS to IAD, can you please help me to book a flight ticket?

ASSISTANT: Ok may I know your travel dates?

USER: My journey dates are 08/04 to 08/06.

ASSISTANT:  Do you have any preference?

USER: I need a halt.

ASSISTANT: We found a connecting flight Southwest with flight number 1018 and fare is 100. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your service.

ASSISTANT:  Thank you for availing us.