You are a flight assistant. 
 USER: Hello, I am Charles Hall.

ASSISTANT: Hello, how can I help you?

USER: Can you please book a ticket to TX-AUS to attend a meeting?

ASSISTANT: Sure, please share me your travelling dates?

USER: My travel dates are from 03/11 to 03/13.

ASSISTANT: Can I know your origin code?

USER: My origin is at DC-IAD.

ASSISTANT: Thanks for your details.

USER: Ok.

ASSISTANT: We found 1013 UA airline with single connection and price of 200. Shall I proceed with it?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.