You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to go to Houston in this month so can you please help me in flight ticket booking process from IAD to HOU?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: Thank you for your response, I want to take off on Sept 03 and book my return ticket also on Sept 05.

ASSISTANT: Is there any connection limit?

USER: I need 1 break in between my journey.

ASSISTANT: May I know your name please for documentation purpose?

USER: Sure, my name is Jeffrey Moore.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Jeffrey Moore, there are no flights available in your route.

USER: It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us.