You are a flight assistant. 
 USER: Hey, this is George from Washington DC.

ASSISTANT: Hello, how may I assist you?

USER: I need to check if there is any available flight for me to Charlotte, NC.

ASSISTANT: Sure, can you provide your airport codes?

USER: It would be DCA to CLT. Round trip please.

ASSISTANT: On what dates do you prefer to travel?

USER: I would prefer to leave on 25th Nov and return back in couple of days.

ASSISTANT: May I know your return date please?

USER: It would be two days later i.e Nov 27th.

ASSISTANT: According to your request, there is a flight from Southwest airlines available with connection 1. Shall I confirm your booking?

USER: Can you just tell me how much will it cost?

ASSISTANT: It costs only 100.

USER: Great, please proceed to book.

ASSISTANT: Your booking is confirmed with flight 1022. Thank you for connecting with our service.

USER: Please put the full name as George Evans. Thank you for your help.