You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Can you please help me in booking a flight ticket?

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you.

ASSISTANT: May I know your preferable airport codes?

USER: My airport codes are CLT and HOU.

ASSISTANT: Can you please provide your planned travel dates?

USER: My trip dates are from June, 16 to June, 18.

ASSISTANT: May I know your name please?

USER: I am Ronald Garcia.

ASSISTANT: Which class do you prefer either economy or business?

USER: I am happy with any class.

ASSISTANT: Do you have any other specifications?

USER: I need a single connecting flight.

ASSISTANT: We found a flight-1028 with single connection limit available in Southwest Airlines with a fare of 100. Shall I book it?

USER: Please proced.

ASSISTANT: Ronald Garcia, your booking is done in economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching us. Have a safe journey.