You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Paul Green. I planned to attend for an interview in HOU, can you please help me to book a flight ticket from DCA?

ASSISTANT: Sure, can you please tell your travelling dates?

USER: I prefer to travel on 01/14 and 01/16.

ASSISTANT: Delta airlines is available with your requested details and the ticket price is just 100 with 1 connection. Shall I proceed with reservation process with the available flight?

USER: Ok, please confirm my booking.

ASSISTANT: Your reservation is confirmed with flight 1008.

USER: Thank you for your assistance.

ASSISTANT: Thank you and have a nice day.