You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Susan Jones.

ASSISTANT: Jones, how can I assist you?

USER: I have a meeting to attend at Seattle. Can you help me in booking a ticket from CLT to SEA?

ASSISTANT: Sure, please provide your travel dates.

USER: My preferred journey dates are 09/20 and 09/22.

ASSISTANT: Please give me a moment to check for available flights.

USER: Ok.

ASSISTANT: UA airlines with flight 1021 is available on your route.

USER: Please proceed for booking the ticket.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.