You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me to search a flight from DC-DCA to TX-HOU?

ASSISTANT: Sure, can I know the travel dates please?

USER: The travel dates are 03/02 to 03/04.

ASSISTANT: May I know your name to proceed further?

USER: Sure, my name is Ryan Turner.

ASSISTANT: There is a flight in Delta airline with price 100, can I book it?

USER: Yes, proceed with my booking.

ASSISTANT: Your ticket has been booked with flight number 1009.

USER: Thank you for your help.

ASSISTANT: You are welcome.