You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you?

USER: My name is Alexander Miller from New York and I have to visit my brother's house. Can you please help me in booking the flight ticket from JFK to DFW?

ASSISTANT: Sure, may I know your planned trip dates?

USER: My travel dates are 06/18 and 06/20.

ASSISTANT: Do you need any halt in between journey?

USER: No, I am comfortable with any flight.

ASSISTANT: Thanks for your details, we found a connecting flight of fare 100 with airline Spirit and number is 1022. Can I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for the help.

ASSISTANT: Thank you.