You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I support you today?

USER: I am Jason Jackson. I want to book a flight from DCA to ATL, to meet my parents, can you please help me to book a flight with fare 1000?

ASSISTANT: Sure, may I know your preferable connection?

USER: I need a halt.

ASSISTANT: Help me with your travelling dates?

USER: My trip dates are 09/07 to 09/09.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, no flights are available with your request.

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Thanks for opting us.