You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I would like to travel from HOU to IAD as a holiday trip.

ASSISTANT: Sure, I am happy to help you. Can you please let me know your travelling dates?

USER: My trip dates are 04/02 and 04/04.

ASSISTANT: Do you prefer any break in between journey?

USER: I need a connecting flight.

ASSISTANT: Are there any other specifications for you?

USER: I need break in my journey.

ASSISTANT: Can I have your good name?

USER: David Turner here.

ASSISTANT: Sorry, no flights are available on your journey routes.

USER: No issue, Thanks for the information.

ASSISTANT: Thank you for choosing us.