You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: Will you help me in booking the flight ticket from IAH to SEA?

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: My travelling dates are Mar 19 and Mar 21.

ASSISTANT: Do you have any preferences?

USER: I need a flight with single connection.

ASSISTANT: May I know your name please?

USER: Myself Scott Phillips.

ASSISTANT: There is a direct flight available with Frontier airline, shall I proceed?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your booking is done with flight number 1017. Happy journey.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a nice day.