You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to attend my brother's house.Can you please help in booking a ticket?

ASSISTANT: Yes, I am here to help you.

USER: My airport codes are from DC-DCA to TX-HOU.

ASSISTANT: Please can you provide your date of journey?

USER: My travelling dates are from 08/24 to 08/26.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Michael Thomas.

ASSISTANT: Wait for a moment.

USER: Ok.

ASSISTANT: Yes, there  is a flight 1010 of Spirit airlines on your prefered date of journey.

USER: Ok, please book my ticket.

ASSISTANT: Your ticket has been booked successfully.

USER: Thank you for your help.

ASSISTANT: Thank you and have a safe journey.