You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Melissa Hill. I want to book a ticket from CLT to ORD.

ASSISTANT: Melissa Hill, can I know your travel details?

USER: My dates 01/16 to 01/18.

ASSISTANT: Flight 1003 by AA airlines is available for you.

USER: Proceed for booking.

ASSISTANT: Ok, booking is confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.