You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Raymond Collins.

ASSISTANT: Collins, how may I help you?

USER: I am planning to attend a event at HOU. Can you please help me with that?

ASSISTANT: Sure, I am here to help you. May I know your planned dates of travel?

USER: I would like to travel on 08/20 and return back on 08/22.

ASSISTANT: May I know from which place you want to book your flight ticket?

USER: My source code is DCA.

ASSISTANT: Please wait for a moment, let me check our website.

USER: Sure.

ASSISTANT: AA airlines with flight 1004 is providing service with 1 connection.

USER: Yes, you can book it.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.