You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Richard Miller. I want to book a ticket from DEN to HOU to meet my client in Houston.

ASSISTANT: Sure, may I know your journey dates please?

USER: I am departing on 09/16 and return on 09/18.

ASSISTANT: Please give me a minute.

USER: Ok.

ASSISTANT: There is a flight with AA airlines available with price 200. Shall I book the ticket for you?

USER: Please proceed for booking.

ASSISTANT: Your ticket is confirmed and the flight number is 1024.

USER: Thank you for you help.

ASSISTANT: Thank you for choosing us, have a good day.