You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Emily Carter.

ASSISTANT: How can I help you?

USER: Can you please check whether there are any flights available on 12/21 and 12/23?

ASSISTANT: Sure, where do you want to fly?

USER: I want to fly from CLT to DFW.

ASSISTANT: There is a flight with 1 connection, can I proceed for booking 1004 flight?

USER: Yes, you can proceed.

ASSISTANT: Your booking is done, have a great day.

USER: Thank you.

ASSISTANT: Thank you for choosing us.