You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How may I assist you?

USER: Please book a ticket from DC-IAD to TX-HOU. Travelling dates are 07/22 to 07/24.

ASSISTANT: Ok. May I know your name for further process?

USER: My name is Catherine Perez.

ASSISTANT: Thanks for being patience, Catherine Perez. We are happy to inform you that there was a flight with 1009 flight of Delta airline with price 100 having 1 connection.

USER: Please book a flight.

ASSISTANT: Shall I proceed your ticket? Ok. Your ticket has reserved.

USER: Thanks.