You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I aid you?

USER: Please provide a ticket from Houston, TX-HOU to New York, NY-LGA.

ASSISTANT: Sure. Can I know your travelling dates?

USER: Departure date is 11/22 and 11/24 is return date.

ASSISTANT: May I know your name?

USER: I am Nicole Collins.

ASSISTANT: Do you need any break?

USER: I need direct flight.

ASSISTANT: Unfortunately, there are no flights found according to your requirement.

USER: Thanks.

ASSISTANT: Thank you for approaching us.