You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Gregory King here.

ASSISTANT: How can I assist you today?

USER: I would like to visit Seattle for a business meeting, so can you please help me out with booking of a flight ticket to go there?

ASSISTANT: Sure, can you please share your travel dates?

USER: I am heading from my location on 08/18 and please book a return ticket on 08/20.

ASSISTANT: Could you please provide the airport codes?

USER: Sure, I want to travel from HOU to SEA.

ASSISTANT: Ok, let me check for the availability of flight on this route.

USER: Sure, take your time.

ASSISTANT: Gregory, there is a flight available with price 100 and the connection is 1 with Spirit airline. Would you like me to proceed with the booking?

USER: It's perfect, you can proceed with booking.

ASSISTANT: Your booking is confirmed with 1013 flight number.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.

USER: Welcome.