You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I am Patrick Roberts, I want to take a flight from DCA to HOU. Hope you are helping me out.

ASSISTANT: Nice to meet you, Sure, I will help you with this, I need your period of journey to check available flight for you.

USER: Sure, my journey dates are 11/12 and 11/14.

ASSISTANT: Please wait a moment, I will revert you back. Hawaiian airline is providing flight for you which is exactly matched with your details, Shall I proceed with this flight?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been booked with your name Patrick Roberts.

USER: Thanks for your help.

ASSISTANT: It's my pleasure, have a safe journey.