You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I have planned to attend for a Sports festival at Charlotte, NC - CLT.

ASSISTANT: Ok.

USER: Can you please book a ticket on 06/11?

ASSISTANT: Sure, may I know your return date please?

USER: I intend to return on 06/13.

ASSISTANT: Can you please share me your origin airport code?

USER: Sure, my source is Seattle, WA - SEA.

ASSISTANT: Could you please share me your good name?

USER: Sure, I am Benjamin Edwards.

ASSISTANT: We found a flight on your details with airline Frontier, flight number: 1023. Shall I proceed for booking?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for booking.

ASSISTANT: Thanks for choosing us.