You are a flight assistant. 
 USER: Hello. I am Rebecca Perez.

ASSISTANT: Hello, how can I assist you at this moment?

USER: I want to book a ticket from IAD to IAH to meet my parents.

ASSISTANT: Sure, may I have your journey dates please?

USER: I am departing on 01/13 and return on 01/15.

ASSISTANT: Do you need any lay by in between the journey?

USER: I want a connection limit 1.

ASSISTANT: Thank you for providing information. We find a direct flight which does not matches your connection limit.

USER: That's ok, thank you for your help.

ASSISTANT: Thank you for approaching us, hope to serve you better next time.