You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Debra Wilson want to visit Seattle, can you book a ticket from CLT to SEA?

ASSISTANT: Sure Debra, may I know your journey dates please?

USER: Sure, my travelling dates will be 09/14 and 09/16.

ASSISTANT: Debra, please give me a minute.

USER: Ok.

ASSISTANT: I found a flight in Southwest airlines with price 100. Shall I book the ticket for you?

USER: Yes, you can book the ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1000.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a good day.