You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please book a flight ticket from HOU to ORD?

ASSISTANT: May I know your trip dates?

USER: My journey dates are Jan 08 and Jan 10.

ASSISTANT: Do you prefer any connections?

USER: I need a connecting flight.

ASSISTANT: May I know your specifications?

USER: No.

ASSISTANT: There is a direct flight in AA airlines with the fare 100.

USER: Please proceed with my booking.

ASSISTANT: May I know your name?

USER: I am Mary Anderson.

ASSISTANT: Your booking is done.

USER: Can I know the flight number?

ASSISTANT: 1009 is your flight number.

USER: Thank you for your help.

ASSISTANT: Thank you.